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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Mamoru Tomotsune — 7 Patents

KOKonica: 7 patents #359 of 1,958Top 20%
Yokohama, JP: #13,421 of 49,234 inventorsTop 30%
Overall (All Time): #680,018 of 4,157,543Top 20%
7 Patents All Time
Mamoru Tomotsune has been granted 7 US patents while listed as an inventor at Konica. The first was granted in 1999 and the most recent in July 2006. Mamoru Tomotsune ranks #680,018 of 4,157,543 US inventors in our database (top 16.4%). Patent records list Mamoru Tomotsune in Yokohama, JP.

Patents per Year

Patents granted per year, 1999 to 2006Bar chart with a peak of 2 patents in 2000.peak 21999: 1 patents19992000: 2 patents20002001: 2 patents20012002: 1 patents20022006: 1 patents2006

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
RE39168 Image forming apparatus in use with a sheet post-processing apparatus Kazuhiro Hirota, Hisao Hosoya, Masanobu Kawano, Shogo Kato, Naoki Otomo +3 more 2006-07-11
6427997 Sheet stacker with aligning/conveying rollers and image forming apparatus using the same Kazuhiro Hirota, Hisao Hosoya, Masanobu Kawano, Yuji Kanazawa, Takanori Yoshida +2 more 2002-08-06
6283354 Sheet processing apparatus Kazuhiro Hirota, Hisao Hosoya, Satoru Endo, Kazuyoshi Omi, Yuji Kanazawa +2 more 2001-09-04
6233427 Image forming apparatus in use with a sheet post-processing apparatus Kazuhiro Hirota, Hisao Hosoya, Masanobu Kawano, Shogo Kato, Naoki Otomo +3 more 2001-05-15
6152445 Sheet conveying apparatus and method wherein the sheet is fed without contacting the discharge layer Kazuhiro Hirota, Hisao Hosoya, Satoru Endo, Yuji Kanazawa, Kazuyoshi Omi 2000-11-28
6109605 Sheet finishing apparatus Kazuhiro Hirota, Hisao Hosoya, Satoru Endo, Yuji Kanazawa, Takanori Yoshida +3 more 2000-08-29
5984299 Sheet finishing apparatus Kazuhiro Hirota, Hisao Hosoya, Satoru Endo, Yuji Kanazawa, Takanori Yoshida +1 more 1999-11-16