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Roger W. Ward — 16 Patents

QUQuartztronics: 10 patents #1 of 4Top 25%
HSHalliburton Energy Services: 3 patents #2,241 of 5,294Top 45%
DFDelaware Capital Formation: 1 patents #262 of 626Top 45%
QUQuartzdyne: 1 patents #9 of 19Top 50%
UAUS Army: 1 patents #2,854 of 6,974Top 45%
Loveland, CO: #61 of 931 inventorsTop 7%
Colorado: #2,649 of 40,980 inventorsTop 7%
Overall (All Time): #284,196 of 4,157,543Top 7%
16 Patents All Time
Roger W. Ward has been granted 16 US patents while listed as an inventor at Quartztronics. The first was granted in 1983 and the most recent in October 2000. Roger W. Ward ranks #284,196 of 4,157,543 US inventors in our database (top 6.8%). Patent records list Roger W. Ward in Loveland, CO, US.

Patents per Year

Patents granted per year, 1983 to 2000Bar chart with a peak of 2 patents in 1985.peak 21983: 1 patents19831985: 2 patents1986: 1 patents19861987: 2 patents1988: 1 patents19881989: 2 patents1990: 2 patents19901991: 2 patents1992: 1 patents19921993: 1 patents2000: 1 patents2000

Issued Patents All Time

Showing 1–16 of 16 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
6131462 Pressure/temperature transducer with improved thermal coupling and enhanced transient response Errol P. EerNisse, Lon J. Perry, Robert B. Wiggins 2000-10-17
5231880 Pressure transducer assembly Robert B. Wiggins 1993-08-03
5168191 Crystal resonator with low acceleration sensitivity and method of manufacture thereof Errol P. EerNisse, O. Lew Wood 1992-12-01
5022130 Method of manufacturing crystal resonators having low acceleration sensitivity Errol P. EerNisse, O. Lew Wood 1991-06-11
5012151 Thermally matched strip mounted resonator and related mounting method Errol P. EerNisse 1991-04-30 $11,632,000
4936147 Transducer and sensor apparatus and method Errol P. EerNisse 1990-06-26 $9,893,000
4935658 Crystal resonator with low acceleration sensitivity and method of manufacture thereof Errol P. EerNisse, O. Lew Wood 1990-06-19
4837475 Crystal resonator with low acceleration sensitivity and method of manufacture thereof Errol P. EerNisse 1989-06-06
4802370 Transducer and sensor apparatus and method Errol P. EerNisse 1989-02-07 $17,572,000
4754646 Resonator pressure transducer structure and method of manufacture Errol P. EerNisse 1988-07-05
4644796 Pressure measurement apparatus and method — 1987-02-24
4644803 Force measurement apparatus and method — 1987-02-24
4574639 Pressure force measurement apparatus and method — 1986-03-11
4535638 Resonator transducer system with temperature compensation Errol P. EerNisse 1985-08-20
4526480 Fluid density temperature measurement apparatus and method — 1985-07-02
4412345 Apparatus and method for precise determinations of crystallographic orientation in crystalline substances S. Thomas Workman, John L. Chambers, Myron A. Pugh 1983-10-25

Frequent Collaborators

Errol P. EerNisse10 shared
O. Lew Wood3 shared
Robert B. Wiggins2 shared
Lon J. Perry1 shared
Myron A. Pugh1 shared
S. Thomas Workman1 shared

Nearby-Ranked Inventors

Chung-Lin Fu16
Tyrone T. Chen16
Shivendra Katiyar16
Kevin E. Kalajan16
Henry Y. Mark16
Marco Becker16
Nak Gi Sung16
Kenta Iwai16
Brock Mammoser16