TK

Toshiki Koyama

SO Sony: 4 patents #8,966 of 25,231Top 40%
Tdk: 3 patents #1,522 of 3,796Top 45%
UN Unknown: 3 patents #7,366 of 83,584Top 9%
HK Hayashibara Seibutsu Kagaku Kenkyujo: 1 patents #157 of 263Top 60%
Kawasaki: 1 patents #1,551 of 2,943Top 55%
Overall (All Time): #490,907 of 4,157,543Top 15%
10
Patents All Time

Issued Patents All Time

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
12034093 Semiconductor device 2024-07-09
7808104 Substrate for mounting electronic component and electronic apparatus including the substrate 2010-10-05
6916981 Semiconductor layer, solar cell using it, and production methods and applications thereof Fumio Matsui, Hirofumi Mitekura, Kentaro Yano, Yoshio Taniguchi 2005-07-12
6794739 Semiconductor device, process for production thereof, and electronic equipment Hirotaka Kobayashi 2004-09-21
6631147 Organic semiconductor laser device Yoshio Taniguchi, Chihaya Adachi, Michifumi Nagawa 2003-10-07
5883440 Outline forming method for semiconductor device and semiconductor manufacturing device used in this method Toru Terasaki 1999-03-16
5776576 Phthalaocyanine compound as a layer in optical recording medium Mutsumi Kimura, Hirofusa Shirai, Kenji Hanabusa, Yuichi Kubota 1998-07-07
5618930 Phthalocyanine compound and method for making, nitro-substituted phthalocyanine compound, amino-substituted phthalocyanine compound, phthalocyanine-containing polymer and method for making, catalyst, and optical recording medium Mutsumi Kimura, Hirofusa Shirai, Kenji Hanabusa, Yuichi Kubota 1997-04-08
5516900 Phthalocyanine compounds containing either a polymerizable vinyl group, a nitro group, or an amino group Mutsumi Kimura, Hirofusa Shirai, Kenji Hanabusa, Yuichi Kubota 1996-05-14
4738642 Slidable mounting board for small water craft Yoshiyuki Kohyama, Masayuki Inoue, Yoshio Fujimoto 1988-04-19