DC

David Crisp

IL Itw Limited: 3 patents #9 of 70Top 15%
RL Rizla Limited: 3 patents #1 of 7Top 15%
EB E.J. Brooks: 1 patents #27 of 50Top 55%
BD Black & Decker: 1 patents #1,429 of 2,138Top 70%
TL The Wellcome Foundation Limited: 1 patents #16 of 60Top 30%
SD Sterling Drug: 1 patents #122 of 246Top 50%
Caltech: 1 patents #2,143 of 4,321Top 50%
Overall (All Time): #293,680 of 4,157,543Top 8%
16
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
10913576 Tamper evident locking device 2021-02-09
8366141 Transporter 2013-02-05
6918608 Collapsible pushchair/carrier 2005-07-19
6918620 Locking device 2005-07-19
6908125 Pressure actuated locking device 2005-06-21
6803674 Lock system 2004-10-12
6749235 Pressure actuated locking device 2004-06-15
5364185 High performance miniature hygrometer and method thereof Thomas R. VanZandt, William J. Kaiser, Thomas W. Kenny 1994-11-15
5290049 Push chair/shopping trolley David Cocks 1994-03-01
4997239 Web-dispensing apparatus Clive A. Roux 1991-03-05
4864668 Portable back support 1989-09-12
4344273 Lawn scarifier and rake Alan Jobling 1982-08-17
4303082 Manually operated cigarette making machine David Thompson 1981-12-01
4230132 Cigarette making machine 1980-10-28
D256168 Cigarette making machine Kevin Thompson 1980-07-29
4207982 Flip top container Donald J. Maxwell 1980-06-17