Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Engineering
Class Information
Number: 405/194
Name: Hydraulic and earth engineering > Diving > With continuous surface access
Description: Method or apparatus wherein the means with which personnel may carry on an underwater operation includes an uninterrupted passageway between the water surface and an underwater site.










Patents under this class:

Patent Number Title Of Patent Date Issued
7258509 Diving apparatus Aug. 21, 2007
7114882 Aqua-terra planetary transport system and development pneumatic and electro-magnetic underwater tube-link transportation system Oct. 3, 2006
5639186 Water funnel Jun. 17, 1997
5199193 Working machine Apr. 6, 1993
5049004 Underwater building and constructing method thereof Sep. 17, 1991
4904118 Structure for viewing an underwater environment Feb. 27, 1990
4872781 Open top floatable barge repair box with barge to box sealing system Oct. 10, 1989
4867608 Method and apparatus for repairing submerged liners Sep. 19, 1989
4615641 Barge repair device Oct. 7, 1986
4433937 Method of tunnel construction employing submerged caisson Feb. 28, 1984
4268191 Stand-by service structure for casual off-shore attendance May. 19, 1981
4186532 Underwater observatory Feb. 5, 1980
4123858 Versatile submersible device for dredging or other underwater functions Nov. 7, 1978
3986280 Apparatus for forming a concrete wall Oct. 19, 1976











 
 
  Recently Added Patents
Non-aqueous solution process for the preparation of cross-linked polymers
Di and tri- substituted oxathiazine derivatives, method for the production, method for the production thereof, use thereof as medicine and drug containing said derivatives and use thereof
Dual-box location aware and dual-bitmap voltage domain aware on-chip variation techniques
Method of measuring a displacement amount for an automobile suspension assembly
Systems and methods for sorting particles
Spreading technique applied to broadband mobile communications by satelite relying on DVB-RCS
Television apparatus
  Randomly Featured Patents
Portable fishing lure cleaner
Gaming device having transformable wild symbols or cards with wild signal indicators
Self lubricating device
Method and apparatus for automatically processing business contract information into licensed end-user application
On-demand secure key generation in a vehicle-to-vehicle communication network
Method and apparatus for optically reading information attached to a target
Method and device for cleaning solid elements
Folding blade knife
Method for etching an SiO.sub.2 film
Microwave seal for combination cooking apparatus