RK

Ritsu Kawase

TC Tomoeagawa Paper Co.: 12 patents #9 of 226Top 4%
NT NTT: 5 patents #1,080 of 4,871Top 25%
TO Tomoegawa: 1 patents #42 of 108Top 40%
Overall (All Time): #370,320 of 4,157,543Top 9%
13
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
12104857 Heat storage unit Katsuya Okumura, Shuhei Hatano, Hideki Moriuchi 2024-10-01
7513694 Component for connecting optical fibers, optical fiber connection structure, and optical fiber connecting method Kyoichi Sasaki, Masayoshi Suzuki, Tatsushi Kobayashi 2009-04-07
7502536 Optical fiber tape core and production method therefor Masayoshi Suzuki, Kyoichi Sasaki, Tatsushi Kobayashi 2009-03-10
7286737 Optical fiber tape core and production method therefor Masayoshi Suzuki, Kyoichi Sasaki, Tatsushi Kobayashi 2007-10-23
7192196 Optical fiber connection component, optical fiber connection structure, and optical fiber connection method Kyoichi Sasaki, Masayoshi Suzuki, Tatsushi Kobayashi 2007-03-20
6981802 Connection structure of optical fiber and process for connecting optical fibers Kyoichi Sasaki, Masayoshi Suzuki, Tatsushi Kobayashi 2006-01-03
6937808 Optical interconnection apparatus Kyoichi Sasaki, Masayoshi Suzuki, Tatsushi Kobayashi, Ryo Nagase, Mamoru Hirayama 2005-08-30
6839475 Optical connection component Ken Sukegawa, Tatsushi Kobayashi, Koichi Arishima, Mamoru Hirayama 2005-01-04
6712525 Optical connecting component Kyoichi Sasaki, Ken Sukegawa, Tatsushi Kobayashi 2004-03-30
6632024 Optical interconnection apparatus Kyouichi Sasaki, Tatsushi Kobayashi, Takashi Yoshida, Mamoru Hirayama 2003-10-14
6567603 Optical interconnection apparatus and process for fabrication of the same Ken Sukegawa, Tatsushi Kobayashi, Koichi Arishima, Mamoru Hirayama 2003-05-20
6519407 Process for the fabrication of an optical interconnection apparatus Ken Sukegawa, Tatsushi Kobayashi 2003-02-11
6416232 Device for optical connection Kyoichi Sasaki, Ken Sukegawa, Tatsushi Kobayashi, Koichi Arishima, Mamoru Hirayama 2002-07-09