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

Tadayuki Ichimura — 3 Patents

KAKaneka: 2 patents #598 of 1,525Top 40%
KKKanegafuchi Kagaku Kogyo: 1 patents #368 of 691Top 55%
Kakogawa, JP: #224 of 707 inventorsTop 35%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
Tadayuki Ichimura has been granted 3 US patents while listed as an inventor at Kaneka. The first was granted in 1988 and the most recent in December 2000. Tadayuki Ichimura ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Tadayuki Ichimura in Kakogawa, JP.

Patents per Year

Patents granted per year, 1988 to 2000Bar chart with a peak of 1 patents in 1988.peak 11988: 1 patents19881999: 1 patents19992000: 1 patents2000

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6166096 Pre-expanded particles of polypropylene resin, process for producing the same and process for producing in-mold foamed articles therefrom Kyoichi Nakamura, Kenichi Senda 2000-12-26
5942551 Non-crosslinked linear low density polyethylene preexpanded particles and manufacturing method therefor Minori Yamaguchi 1999-08-24
4778829 Process for preparing pre-expanded particles of thermoplastic resin Kenichi Senda, Masao Ando, Hirofumi Maeda 1988-10-18