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

Tooru Imai — 6 Patents

UNUnknown: 5 patents #3,065 of 83,584Top 4%
Kabushiki Kaisha Toshiba: 2 patents #10,039 of 21,451Top 50%
TKToyo Boseki Kabushiki Kaisha: 1 patents #541 of 1,085Top 50%
VJVictor Company Of Japan: 1 patents #818 of 1,489Top 55%
Overall (All Time): #779,687 of 4,157,543Top 20%
6 Patents All Time
Tooru Imai has been granted 6 US patents while listed as an inventor at Unknown. The first was granted in 1989 and the most recent in July 2015. Tooru Imai ranks #779,687 of 4,157,543 US inventors in our database (top 18.8%). Patent records list Tooru Imai in Yamato, MH, JP.

Patents per Year

Patents granted per year, 1989 to 2015Bar chart with a peak of 1 patents in 1989.peak 11989: 1 patents19891995: 1 patents19951996: 1 patents19961999: 1 patents19992013: 1 patents20132015: 1 patents2015

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
9085124 Heat-sealable layered polypropylene resin film and package Kenji Kawai, Hirokazu Oogi, Naonobu Oda, Tadashi NAKAYA, Yuka Sako 2015-07-21
8583383 Method of measuring axial force of bolt and instrument for measuring axial force of bolt Atsushi Imai 2013-11-12
5984526 Bearing apparatus Akira Imai, Yutaka Imai 1999-11-16
5586455 Float-type clutch for automatic washing machine Hiroshi Nishimura, Nobuichi Nishimura, Masahiro Imai, Kazutoshi Tani, Takayuki Hirano 1996-12-24
5469719 Full automatic washing machine Satoru Matsumoto, Kiyoshi Okazaki, Yuji Nagata 1995-11-28
4797865 Information recording disc player having receiving parts for receiving a plurality of disc cartridges Kouichi Mutou, Hidetoshi Yamazaki, Masae Murata 1989-01-10 $230,000