Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Hitoshi Ejiri — 1 Patent

Sony: 1 patents #17,321 of 25,231Top 70%
Tokyo, JP: #57,845 of 90,295 inventorsTop 65%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
Hitoshi Ejiri has been granted 1 US patent while listed as an inventor at Sony. All of these patents were granted in 1995. Hitoshi Ejiri ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Hitoshi Ejiri in Tokyo, JP.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
5422569 Rotation detecting apparatus using magnetroresistive element with an arrangement of detection units Toru Nakahara, Naoyuki Ohta 1995-06-06 $216,000