David J. Coe has been granted 18 US patents while listed as an inventor at U.S. Philips . The first was granted in 1981 and the most recent in April 1999. David J. Coe ranks #245,716 of 4,157,543 US inventors in our database (top 5.9%). Patent records list David J. Coe in Redhill, GA, GB.
Patents per Year Patents granted per year, 1981 to 1999 Bar chart with a peak of 4 patents in 1988. peak 4 1981: 1 patents 1981 1984: 1 patents 1985: 1 patents 1985 1986: 2 patents 1987: 1 patents 1987 1988: 4 patents 1989: 1 patents 1989 1990: 3 patents 1992: 1 patents 1992 1993: 1 patents 1998: 1 patents 1998 1999: 1 patents 1999
Issued Patents All Time
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Showing 1–18 of 18 patents
Patent # Title Co-Inventors Date Approx Value ⓘ
5894990 Synthetic jet actuator and applications thereof Ari Glezer , Mark Allen , Barton L. Smith , Mark A. Trautman , John W. Wiltse 1999-04-20
5758823 Synthetic jet actuator and applications thereof Ari Glezer , Mark Allen , Barton L. Smith , Mark A. Trautman , John W. Wiltse 1998-06-02
5223919 Photosensitive device suitable for high voltage operation Kenneth R. Whight , John A. G. Slatter 1993-06-29
$4,458,000
5128730 Semiconductor device and a circuit suitable for use in an intelligent power switch David H. Paxman , Franciscus A. C. M. Schoofs 1992-07-07
4929884 High voltage semiconductor with integrated low voltage circuitry Philip H. Bird , David H. Paxman , Aart G. Korteling 1990-05-29
4904614 Method of manufacturing lateral IGFETS including reduced surface field regions Carole A. Fisher , David H. Paxman 1990-02-27
4904613 Method of manufacturing a DMOS device Kenneth R. Whight , Richard J. Tree 1990-02-27
4881119 Semiconductor devices David H. Paxman , John A. G. Slatter 1989-11-14
4777521 High voltage semiconductor devices — 1988-10-11
$2,774,000
4774560 High voltage guard ring with variable width shallow portion — 1988-09-27
4754310 High voltage semiconductor device — 1988-06-28
4729007 Merged bipolar/field-effect transistors — 1988-03-01
4646115 Semiconductor devices having field-relief regions John M. Shannon , John A. G. Slatter 1987-02-24
$449,000
4602266 High voltage guard ring with variable width shallow portion — 1986-07-22
$1,339,000
4580154 Insulated-gate field-effect transistors — 1986-04-01
$737,000
4521795 Insulated-gate field-effect transistors Royce Lowis 1985-06-04
$1,051,000
4466175 Manufacture of vertical insulated gate field effect transistors — 1984-08-21
$461,000
4270137 Field-effect devices — 1981-05-26
$1,150,000
