Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Sei Kikuchi — 6 Patents

SASanden: 6 patents #65 of 631Top 15%
Isesaki, JP: #80 of 415 inventorsTop 20%
Overall (All Time): #779,687 of 4,157,543Top 20%
6 Patents All Time
Sei Kikuchi has been granted 6 US patents while listed as an inventor at Sanden. The first was granted in 1988 and the most recent in May 1991. Sei Kikuchi ranks #779,687 of 4,157,543 US inventors in our database (top 18.8%). Patent records list Sei Kikuchi in Isesaki, JP.

Patents per Year

Patents granted per year, 1988 to 1991Bar chart with a peak of 3 patents in 1989.peak 31988: 1 patents19881989: 3 patents19891990: 1 patents19901991: 1 patents1991

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
5015154 Wobble plate type compressor with variable displacement mechanism Teruo Higuchi, Kiyoshi Terauchi, Kazuhiko Takai, Hideto Kobayashi 1991-05-14
4954050 Wobble plate type compressor with variable displacement mechanism Teruo Higuchi, Kiyoshi Terauchi, Kazuhiko Takai, Hideto Kobayashi 1990-09-04
4878817 Wobble plate type compressor with variable displacement mechanism Kiyoshi Terauchi, Kazuhiko Takai, Teruo Higuchi 1989-11-07
4875834 Wobble plate type compressor with variable displacement mechanism Teruo Higuchi, Kiyoshi Terauchi, Kazuhiko Takai, Hideto Kobayashi 1989-10-24
4865523 Wobble plate compressor with variable displacement mechanism Kiyoshi Terauchi, Kazuhiko Takai, Teruo Higuchi 1989-09-12
4778348 Slant plate type compressor with variable displacement mechanism Takai Kazuhiko, Higuchi Teruo, Kiyoshi Terauchi 1988-10-18