| Class Number |
Class Name |
No. of Patents |
| 385/134 |
Accessories |
1131 |
| 385/140 |
Attenuator |
598 |
| 385/138 |
Bushing structure (e.g., penetrator) |
202 |
| 385/136 |
External retainer/clamp |
667 |
| 385/137 |
Fiber holder (i.e., for single fiber or holding multiple single fibers together) |
930 |
| 385/139 |
Plug/termination device |
474 |
| 385/135 |
Splice box and surplus fiber storage/trays/organizers/ carriers |
1238 |
| 385/4 |
Directional optical modulation within an optical waveguide |
334 |
| 385/7 |
Acousto-optic |
209 |
| 385/8 |
Electro-optic |
629 |
| 385/9 |
Coupling between waveguides |
276 |
| 385/10 |
Diffraction grating (e.g., bragg) |
356 |
| 385/5 |
Light intensity dependent (e.g., nonlinear effects) |
163 |
| 385/6 |
Magneto-optic |
86 |
| 385/122 |
Having nonlinear property |
838 |
| 385/141 |
Having particular optical characteristic modifying chemical composition |
1096 |
| 385/144 |
Of waveguide cladding |
367 |
| 385/145 |
Organic |
363 |
| 385/142 |
Of waveguide core |
607 |
| 385/143 |
Organic |
369 |
| 385/901 |
Illuminating or display apparatus |
714 |
| 385/14 |
Integrated optical circuit |
3075 |
| 385/147 |
Miscellaneous |
1439 |
| 385/902 |
Nonbundle fiberscope devices |
62 |
| 385/146 |
Noncyclindrical or nonplanar shaped waveguide |
489 |
| 385/115 |
Optical fiber bundle |
701 |
| 385/120 |
Fiber bundle plate |
337 |
| 385/116 |
Imaging (i.e., with coherent fiber structure and includes shaping, enhancing, and correcting) |
492 |
| 385/117 |
For fiber scope (endoscope) |
300 |
| 385/118 |
With manipulator |
64 |
| 385/119 |
With lens or mirror |
249 |
| 385/121 |
Transition between geometric shapes |
141 |
| 385/123 |
Optical fiber waveguide with cladding |
2052 |
| 385/126 |
Utilizing multiple core or cladding |
716 |
| 385/127 |
Concentric |
824 |
| 385/128 |
Where the second or further layer is a coating |
690 |
| 385/125 |
Utilizing nonsolid core or cladding |
540 |
| 385/124 |
With graded index core or cladding |
742 |
| 385/133 |
Optical imaging tunnel |
166 |
| 385/100 |
Optical transmission cable |
820 |
| 385/109 |
Loose tube type |
392 |
| 385/110 |
Compartmentalized |
160 |
| 385/111 |
Particular fiber orientation |
141 |
| 385/112 |
Plural unit type |
205 |
| 385/113 |
With strength member |
410 |
| 385/114 |
Ribbon cable |
511 |
| 385/102 |
Tightly confined (i.e., fiber tightly held inside the outer sheath) |
329 |
| 385/105 |
Compartmentalized |
122 |
| 385/103 |
Having a central strength member |
223 |
| 385/104 |
Particular fiber orientation (e.g., helically wound, etc.) |
146 |
| 385/106 |
Plural unit type (plural complete cables within a single outside sheath) |
177 |
| 385/107 |
With armoring |
172 |
| 385/108 |
Prestressed |
29 |
| 385/101 |
With electrical conductor in the same cable |
316 |
| 385/12 |
Optical waveguide sensor |
1553 |
| 385/13 |
Including physical deformation or movement of waveguide |
516 |
| 385/129 |
Planar optical waveguide |
1871 |
| 385/130 |
Thin film optical waveguide |
1306 |
| 385/132 |
Channel waveguide |
852 |
| 385/131 |
Multilayer structure (mixture) |
1250 |
| 385/11 |
Polarization without modulation |
1145 |
| 385/900 |
Solar collector or transmitter |
49 |
| 385/1 |
Temporal optical modulation within an optical waveguide |
597 |
| 385/2 |
Electro-optic |
920 |
| 385/3 |
Phase modulation type |
621 |
| 385/53 |
With disengagable mechanical connector |
777 |
| 385/88 |
Optical fiber to a nonfiber optical device connector |
2168 |
| 385/90 |
Fiber adjustable relative to device |
377 |
| 385/91 |
Fiber permanently fixed after adjustment |
313 |
| 385/89 |
Plural fiber/device connections |
1005 |
| 385/92 |
With housing |
1705 |
| 385/93 |
Including lens |
717 |
| 385/94 |
Sealed from environment |
508 |
| 385/76 |
Optical fiber/optical fiber cable termination structure |
552 |
| 385/77 |
At or immediately surrounding an optical fiber end face |
420 |
| 385/78 |
Fiber end held in ferrule |
862 |
| 385/80 |
Adhesively fixed |
246 |
| 385/81 |
Compressively fixed (chuck, collet, crimp, set screw, etc.) |
260 |
| 385/85 |
Fiber/ferrule further processed (grinding, polishing, etc.) |
257 |
| 385/83 |
Groove-type holding structure |
269 |
| 385/79 |
Lens-shaped ferrule |
112 |
| 385/82 |
Plural rods or balls structure |
80 |
| 385/84 |
Tube-type holding structure |
268 |
| 385/86 |
Structure rearward of optical fiber end face to secure additional fiber or cable layers |
229 |
| 385/87 |
Having at least one layer compressively fixed (e.g., crimp, tightening screws, etc.) |
187 |
| 385/54 |
Structure surrounding optical fiber bundle-to-bundle connection |
152 |
| 385/55 |
Structure surrounding optical fiber-to-fiber connection |
452 |
| 385/56 |
Multi-part (e.g., two pieces screwed together or bayonet latched) |
343 |
| 385/57 |
Magnetically actuated |
43 |
| 385/58 |
With additional structure at or immediately surrounding each optical fiber end face |
229 |
| 385/60 |
Fiber end held in ferrule |
620 |
| 385/62 |
Compressively fixed (e.g., chuck, collet, crimp, set screws, etc.) |
148 |
| 385/65 |
Groove-type holding structure |
272 |
| 385/61 |
Lens-shaped ferrule |
69 |
| 385/63 |
Plate-type holding structure (e.g., jewel) |
63 |
| 385/64 |
Plural rods or balls structure |
104 |
| 385/66 |
Tube-type holding structure |
149 |
| 385/68 |
Capillary tubes |
62 |
| 385/67 |
Eccentric arrangement |
51 |
| 385/59 |
Plural fiber-to-fiber connections |
492 |
| 385/69 |
With additional structure rearward of fiber joint to secure additional cable layers |
125 |
| 385/75 |
With additional nonoptical structure |
259 |
| 385/73 |
With additional optical element between facing fiber ends |
246 |
| 385/74 |
Lens |
136 |
| 385/70 |
With additional structure at or immediately surrounding each optical fiber end face |
317 |
| 385/72 |
Fiber end held in ferrule |
404 |
| 385/71 |
Plural fiber-to-fiber connections |
242 |
| 385/15 |
With optical coupler |
1601 |
| 385/31 |
Input/output coupler |
1941 |
| 385/32 |
Coupling light through a waveguide bend or loop |
393 |
| 385/38 |
End fire |
258 |
| 385/37 |
Grating |
2756 |
| 385/33 |
Lens |
1686 |
| 385/34 |
Rod type |
465 |
| 385/35 |
Spherical |
250 |
| 385/36 |
Prism |
422 |
| 385/25 |
Movable coupler |
439 |
| 385/26 |
Slip ring |
128 |
| 385/27 |
Particular coupling function |
1195 |
| 385/28 |
Coupling between modes in a waveguide or fiber |
655 |
| 385/29 |
Mode strippers |
135 |
| 385/30 |
Evanescent wave coupling |
376 |
| 385/39 |
Particular coupling structure |
1382 |
| 385/44 |
"t" coupler or duplex coupler |
127 |
| 385/45 |
"y" coupler |
379 |
| 385/48 |
Access couplers, power tappers, or power dividers |
412 |
| 385/42 |
Directional coupler |
568 |
| 385/40 |
Electrodes on or near the coupling region |
591 |
| 385/41 |
Directional coupler |
195 |
| 385/49 |
Fiber to thin film devices |
989 |
| 385/47 |
Multiport coupler using reflective surface |
591 |
| 385/46 |
Star coupler |
434 |
| 385/43 |
Tapered coupler |
918 |
| 385/50 |
Waveguide to waveguide |
925 |
| 385/51 |
Permanently fixed coupler |
328 |
| 385/24 |
Plural (e.g., data bus) |
2668 |
| 385/16 |
Switch (i.e., switching from one terminal to another, not modulation) |
1920 |
| 385/17 |
Matrix switch (i.e., m x n, where m and n are 3 or more) |
908 |
| 385/20 |
Multiple pole multiple throw |
254 |
| 385/21 |
Double pole multiple throw |
117 |
| 385/18 |
Reflective-type switch |
1191 |
| 385/22 |
Single pole multiple throw (relay switch) |
273 |
| 385/23 |
Single pole single throw |
97 |
| 385/19 |
Stationary waveguides with movable opaque element |
313 |
| 385/52 |
With alignment device |
785 |
| 385/95 |
With splice (permanent connection) |
309 |
| 385/97 |
Alignment of fiber ends prior to splicing |
181 |
| 385/98 |
End-to-end (butt) coupling |
244 |
| 385/96 |
Fusion splicing |
355 |
| 385/99 |
Including splice joint reinforcement |
252 |