HT

Hiroshi Tamai

OL Olympus: 3 patents #1,323 of 3,097Top 45%
DL Denka Company Limited: 1 patents #223 of 434Top 55%
KA Kajima: 1 patents #125 of 383Top 35%
KC Kokusan Denki Co.: 1 patents #62 of 128Top 50%
OS Olympus Medical Systems: 1 patents #501 of 833Top 65%
Overall (All Time): #718,006 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
11174423 Additive for oil well cement, and cement composition and cement slurry both including said additive for oil well cement 2021-11-16
10506916 Endoscopic system and image processing device Hirotaka Akiba, Daisuke Sano, Hiroyuki Ushifusa, Noriyuki Takeishi, Hisashi Yoda +1 more 2019-12-17
10491814 Image processing apparatus Tadao Eto, Daisuke Sano 2019-11-26
9931027 Video processor Hirotaka Akiba, Hiroyuki Ushifusa, Daisuke Sano 2018-04-03
8817077 Endoscope system Takeshi Urasaki, Ryu Oshima 2014-08-26
7130775 Integrated building production information system Tohru Takagaki, Shunsuke Tanaka, Takerou Yasuzawa, Ayako Yasaka, Minoru Tsujimoto +8 more 2006-10-31
4809661 Ignition system for internal combustion engine Atsufumi Kinoshita 1989-03-07