TY

Tsukasa Yamada

MC Mitsumi Electric Co.: 33 patents #11 of 935Top 2%
Fujitsu Limited: 13 patents #2,362 of 24,456Top 10%
FU Fujifilm: 2 patents #2,431 of 4,519Top 55%
Kyocera: 1 patents #2,054 of 3,732Top 60%
Overall (All Time): #55,309 of 4,157,543Top 2%
49
Patents All Time

Issued Patents All Time

Showing 26–49 of 49 patents

Patent #TitleCo-InventorsDate
7545708 Objective lens holder for an objective lens driving device capable of thinning an optical pickup unit 2009-06-09
7470385 Process for producing cellulose acylate film 2008-12-30
7428112 Objective lens driving device having damper portions capable of obtaining a moderate damping effect 2008-09-23
7357981 Optical filter Isao Ikuhara, Takumi Ando 2008-04-15
7319564 Objective lens driving apparatus 2008-01-15
D549225 Optical pickup 2007-08-21
6984730 Cellulose acylate and solution thereof Yasuo Mukunoki 2006-01-10
6914139 Solution of cellulose acylate dissolved in mixed solvent of ketone and ester Yasuo Mukunoki 2005-07-05
6897303 Process for producing cellulose acylate film 2005-05-24
6849327 Optical filter Isao Ikuhara, Takumi Ando 2005-02-01
6817024 Method of fixing a laser diode to an optical base and optical pickup using the optical base Ken'ichi Hori, Hisamichi Sekine 2004-11-09
6768052 Flexible printed circuit with EMI protection Ren Sugiyama, Masanobu Fujii 2004-07-27
6686031 Hard coat film and display device having same Akihiro Matsufuji, Kiyokazu Hashimoto, Kenichiro Hatayama, Yuuzou Muramatsu 2004-02-03
D477588 Actuator for optical pickup Kenichi Hori 2003-07-22
6532120 Optical filter Toru Harada, Ryuta Suzuki, Yoshiharu Yabuki, Junji Nishigaki 2003-03-11
6309564 Optical filter comprising transparent support and filter layer containing dye and binder polymer Toru Harada 2001-10-30
6157504 Optical filter comprising transparent support and filter layer having two absorption maximums Taku Nakamura, Toru Harada, Isao Ikuhara, Yoshiharu Yabuki 2000-12-05
5919555 Anti-reflection film and display device having the same Tomokazu Yasuda, Hirohisa Hokazono 1999-07-06
5667854 Rectangular optical compensatory sheet, process for preparation of the same, and liquid crystal display 1997-09-16
5554496 Silver halide photographic material comprising emulsion layer and backing layer provided on support Kentaro Shiratsuchi, Satoru Toda 1996-09-10
5554494 Silver halide photographic material comprising emulsion layer and hydrophobic backing layer provided on support Kentaro Shiratsuchi, Satoru Toda 1996-09-10
5407530 Method of preparing fine conductive pattern Shigemitsu Watanabe, Masaki Kasahara, Tadashi Ono, Akira Shiga, Kiyohide Sakihama +2 more 1995-04-18
5331419 Size display system for electronic camera Hiromasa Hino, Shoji Watanabe, Shin Yasuhara 1994-07-19
5223379 Processing compositions for silver halide color photographic materials and method for processing the same materials Hisashi Okada, Tadashi Inaba, Toshihiko Maekawa, Hiroyuki Seki 1993-06-29