KT

Katsuyoshi Takeshita

SE Seiko Epson: 8 patents #2,198 of 7,774Top 30%
CC Catalysts & Chemicals Industries Co.: 1 patents #56 of 128Top 45%
Mitsubishi Electric: 1 patents #15,491 of 25,717Top 65%
NC Nikon-Essilor Co.: 1 patents #7 of 29Top 25%
SC Sumitomo Chemical: 1 patents #2,469 of 4,033Top 65%
PA Panasonic: 1 patents #13,264 of 21,108Top 65%
Overall (All Time): #548,657 of 4,157,543Top 15%
9
Patents All Time

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
12116466 Laminate and production method therefor Hideyuki Wakiyasu, Tomohiro Ito, Tomonori Miyamoto, Masayoshi TOKUDA 2024-10-15
7981506 Plastic lens and method of manufacturing a plastic lens Shuji Naito, Hidenori Komai, Jun Kinoshita, Yusuke Kutsukake 2011-07-19
7854508 Plastic lens and manufacturing method of plastic lens Mikito Nakajima, Yusuke Kutsukake, Jun Kinoshita, Shuji Naito, Koichi Takahama +4 more 2010-12-21
7278906 Adhesive tape and edging method using same Akiko Kawase, Hiroshi Katagiri, Keiichi Suzuki 2007-10-09
7137701 Stain-proofing spectacle lens and manufacturing method thereof Hiroshi Katagiri, Keiichi Suzuki, Akiko Kawase 2006-11-21
6135595 Eyeglass lenses for correcting color vision Kunihiko Yano, Yoshihiko Kasai, Toshiya Otsuki 2000-10-24
6057039 Coating composition Jun Kinoshita 2000-05-02
5789476 Film-forming coating solution and synthetic resin lens Takeaki Iryo, Satoshi Kubota, Kazunori Miyashita, Hirokazu Tanaka, Shuitsu Hiraoka +2 more 1998-08-04
5183870 Composition for plastic lenses Hiroshi Fukushima, Akira Motonaga, Eriko Suda, Mikito Nakajima, Yusuke Kutsukake 1993-02-02