Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
DG

David J. Gray — 6 Patents

IBM: 3 patents #26,335 of 70,183Top 40%
HLHavant International Limited: 2 patents #2 of 15Top 15%
Cypress, TX: #270 of 1,064 inventorsTop 30%
Texas: #24,637 of 125,132 inventorsTop 20%
Overall (All Time): #779,687 of 4,157,543Top 20%
6 Patents All Time
David J. Gray has been granted 6 US patents while listed as an inventor at IBM. The first was granted in 1987 and the most recent in August 1997. David J. Gray ranks #779,687 of 4,157,543 US inventors in our database (top 18.8%). Patent records list David J. Gray in Cypress, TX, US.

Patents per Year

Patents granted per year, 1987 to 1997Bar chart with a peak of 1 patents in 1987.peak 11987: 1 patents19871992: 1 patents19921993: 1 patents19931994: 1 patents19941996: 1 patents19961997: 1 patents1997

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
D382858 Data processing unit Jonathan D. Haley 1997-08-26
D375485 Data storage housing 1996-11-12
5309323 Removable electrical unit with combined grip and release mechanism exposed by partial withdrawal Ian Golledge, Steven R. Spake 1994-05-03 $7,556,000
5224020 Electronic apparatus having modular front and back functional units and electrical distribution unit including a fan therebetween Ian Golledge, Richard O'Regan, Frank E. Castle 1993-06-29 $12,051,000
5119270 Data storage system with device dependent flow of cooling air Ivor W. Bolton, Albert Hamper, David S. Gaunt 1992-06-02 $7,916,000
4665891 Country cooker cooking system Garrett P. Nemec 1987-05-19