DH

David A. Horsma

RL Raychem Limited: 18 patents #11 of 928Top 2%
RA Raynet: 1 patents #28 of 75Top 40%
📍 Palo Alto, CA: #1,283 of 9,675 inventorsTop 15%
🗺 California: #30,698 of 386,348 inventorsTop 8%
Overall (All Time): #242,766 of 4,157,543Top 6%
19
Patents All Time

Issued Patents All Time

Showing 1–19 of 19 patents

Patent #TitleCo-InventorsDate
5430815 Optical fiber water sensor Nelson Shen, Marc F. Moisson, Narendra Kulkarni 1995-07-04
5396575 Sealed optical fiber closures Gregory P. Hayward, Robert J. Naidoff, Lowell I. Koht, Donald Del Fava, Damian Kaczorowski +1 more 1995-03-07
5166658 Electrical device comprising conductive polymers Shou-Mean Fang, Guillaume Peronnet, Charles H. Camphouse 1992-11-24
5148005 Composite circuit protection devices Shou-Mean Fang, Guillaume Peronnet, Timothy E. Fahey, Andrew N. Au, William D. Carlomagno 1992-09-15
5089688 Composite circuit protection devices Shou-Mean Fang, Guillaume Peronnet, Timothy E. Fahey, Andrew N. Au, William D. Carlomagno 1992-02-18
5064997 Composite circuit protection devices Shou-Mean Fang, Guillaume Peronnet, Timothy E. Fahey, Andrew N. Au, William D. Carlomagno 1991-11-12
4967176 Assemblies of PTC circuit protection devices Hundi Panduranga Kamath, Shou-Mean Fang 1990-10-30
4658121 Self regulating heating device employing positive temperature coefficient of resistance compositions Teddy J. Hammack 1987-04-14
4654511 Layered self-regulating heating article Bernard J. Lyons, Robert Smith-Johannsen 1987-03-31
4560498 Positive temperature coefficient of resistance compositions Teddy J. Hammack 1985-12-24
4543474 Layered self-regulating heating article Bernard J. Lyons, Robert Smith-Johannsen 1985-09-24
4421582 Self-heating article with deformable electrodes Stephen H. Diaz 1983-12-20
4419156 Method of encapsulation Stephen H. Diaz 1983-12-06
4388607 Conductive polymer compositions, and to devices comprising such compositions Lester T. Toy, Wendell W. Moyer, Bernard J. Lyons 1983-06-14
4330703 Layered self-regulating heating article Bernard J. Lyons, Robert Smith-Johannsen 1982-05-18
4314145 Electrical devices containing PTC elements 1982-02-02
4246468 Electrical devices containing PTC elements 1981-01-20
4236949 Process for preparing a hermetically sealed assembly Stephen H. Diaz 1980-12-02
4209352 Methods for sealing closure members to substrates Stephen H. Diaz 1980-06-24