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

Kazuyoshi Sakurai — 11 Patents

NINitta: 8 patents #14 of 237Top 6%
Kabushiki Kaisha Toshiba: 2 patents #10,039 of 21,451Top 50%
Tokyo, JP: #14,217 of 90,295 inventorsTop 20%
Overall (All Time): #435,149 of 4,157,543Top 15%
11 Patents All Time
Kazuyoshi Sakurai has been granted 11 US patents while listed as an inventor at Nitta. The first was granted in 1997 and the most recent in July 2014. Kazuyoshi Sakurai ranks #435,149 of 4,157,543 US inventors in our database (top 10.5%). Patent records list Kazuyoshi Sakurai in Tokyo, JP.

Patents per Year

Patents granted per year, 1997 to 2014Bar chart with a peak of 3 patents in 2000.peak 31997: 1 patents19972000: 3 patents20002001: 3 patents20012010: 1 patents20102012: 1 patents20122014: 2 patents2014

Issued Patents All Time

Showing 1–11 of 11 patents

Patent #TitleCo-InventorsDate
8772176 Method for forming an adhesive layer and adhesive composition Yuichi Noguchi, Norio Kurokawa, Yasuo Tane 2014-07-08
8629041 Method for manufacturing semiconductor device Yasuo Tane, Yukio Katamura, Atsushi Yoshimura, Fumihiro Iwami 2014-01-14
8201973 Flame detector Akihisa Kudoh, Hiroshi Kaneko, Nobuyuki Akiyama, Masahiro Katagiri 2012-06-19
D621287 Fire detector Hiroshi Kaneko, Nobuyuki Akiyama, Akihisa Kudoh 2010-08-10
D450008 Fire detector Ichiro Hamada, Yasunori Oya 2001-11-06
6300876 Fire detector Ichiro Hamada, Yasunori Oya 2001-10-09
6195014 Fire detector Seiji Tsubouchi 2001-02-27
D433644 Fire detector Seiji Tsubouchi, Ryuichi YAMAZAKI, Yasuhiro Sugano 2000-11-14
D426482 Fire detector Ichiro Hamada, Yasunori Oya 2000-06-13
6057775 Ionization smoke detector Nobuyuki Akiyama 2000-05-02
D382217 Fire detector Nobuyuki Akiyama 1997-08-12