KW

Keiji Watanabe

Fujitsu Limited: 49 patents #280 of 24,456Top 2%
Canon: 16 patents #4,160 of 19,416Top 25%
Mitsubishi Electric: 16 patents #1,485 of 25,717Top 6%
HI Hitachi: 13 patents #3,142 of 28,497Top 15%
NC Nkk Co.: 7 patents #58 of 1,173Top 5%
NC Nitto Chemical Industry Co.: 5 patents #21 of 179Top 15%
Sharp Kabushiki Kaisha: 5 patents #3,007 of 10,731Top 30%
MT Mitsui Chemicals Tohcello: 4 patents #9 of 76Top 15%
MC Mitsui Chemicals: 3 patents #648 of 2,279Top 30%
NC Nippon Shokubai Co.: 1 patents #656 of 1,108Top 60%
DC Dai-Ichi Kogyo Seiyaku Co.: 1 patents #153 of 288Top 55%
FL Fujitsu Isotec Limited: 1 patents #22 of 54Top 45%
HC Hitachi Chemical Company: 1 patents #1,071 of 1,946Top 60%
HC Hitachi Koki Co.: 1 patents #557 of 888Top 65%
JS Jfe Steel: 1 patents #825 of 1,401Top 60%
CC Citizen Electronics Co.: 1 patents #144 of 252Top 60%
MI Mitsui Petrochemical Industries: 1 patents #503 of 1,024Top 50%
Overall (All Time): #10,462 of 4,157,543Top 1%
117
Patents All Time

Issued Patents All Time

Showing 51–75 of 117 patents

Patent #TitleCo-InventorsDate
7335701 Magnetic disk drive having a surface coating on a magnetic disk Hiroshi Chiba, Eishin Yamakawa, Tsukasa Itani, Norikazu Nakamura, Shoichi Suda +2 more 2008-02-26
7259937 Magnetic recording device having a head slider utilizing a water-repellant resin lubricant having specified surface tension properties Hiroshi Chiba, Yoshiharu Kasamatsu, Takayuki Musashi, Yukiko Oshikubo, Eishin Yamakawa +3 more 2007-08-21
7244368 Manufacturing process of a magnetic head, magnetic head, pattern formation method Shoichi Suda, Masayuki Takeda 2007-07-17
7144968 Silicon-containing polymer, process for its production, resist composition employing it, pattern-forming method and electronic device fabrication method Miwa Kozawa, Ei Yano 2006-12-05
7122288 Negative resist composition, a method for forming a resist pattern thereof, and a method for fabricating a semiconductor device Miwa Kozawa, Koji Nozaki, Ei Yano 2006-10-17
7081277 Magnetic disk drive having a surface coating on a magnetic disk Hiroshi Chiba, Eishin Yamakawa, Tsukasa Itani, Norikazu Nakamura, Shoichi Suda +2 more 2006-07-25
6949324 Alkali-soluble siloxane polymer, positive type resist composition, resist pattern, process for forming the same, electronic device and process for manufacturing the same Miwa Kozawa, Shoichi Suda, Fumi Yamaguchi, Isao Yahagi, Michitaka Morikawa 2005-09-27
6744896 Electret microphone Haruhisa Tanabe, Koji Takayama 2004-06-01
6670309 Method and apparatus for preparing fluorine-based solvent Hiroshi Chiba, Eishin Yamakawa, Takeshi Tokairin 2003-12-30
6605414 Method for manufacturing magnetoresistance head Koji Nozaki, Miwa Igarashi, Yoko Kuramitsu, Ei Yano, Takahisa Namiki +4 more 2003-08-12
6582878 Chemical amplification resist compositions and process for the formation of resist patterns Takahisa Namiki, Ei Yano, Koji Nozaki, Miwa Igarashi, Yoko Kuramitsu 2003-06-24
6551749 Developer and method for forming resist pattern and photomask produced by use thereof Toshikatsu Minagawa, Eiichi Hoshino 2003-04-22
6541077 Silicon-containing polymer, process for its production, resist composition employing it, pattern-forming method and electronic device fabrication method Miwa Kozawa, Ei Yano 2003-04-01
6465137 Resist composition and pattern forming process Miwa Kozawa, Ei Yano, Takahisa Namiki, Koji Nozaki, Junichi Kon +4 more 2002-10-15
6457222 Method of manufacturing ink jet print head Takuji Torii, Nobuhiro Noto, Yoshitaka Akiyama, Kenichi Kugai, Nobuhiro Kurosawa +2 more 2002-10-01
6342562 Silicon-containing polymer, process for its production, resist composition employing it, pattern-forming method and electronic device fabrication method Miwa Kozawa, Ei Yano 2002-01-29
6329125 Chemically amplified resist compositions and process for the formation of resist patterns Satoshi Takechi, Akiko Kotachi, Koji Nozaki, Ei Yano, Takahisa Namiki +3 more 2001-12-11
6324187 Communication apparatus Makoto Nakabayashi 2001-11-27
6307642 Communication apparatus Makoto Nakabayashi 2001-10-23
6303727 Linear triene compound and copolymer Ken Maeda, Masaaki Yasuda, Terunori Fujita, Keiji Okada, Makoto Kamimura +3 more 2001-10-16
6236469 Communication apparatus Makoto Nakabayashi 2001-05-22
6200724 Chemical amplification resist compositions and process for the formation of resist patterns Takahisa Namiki, Ei Yano, Koji Nozaki, Miwa Igarashi, Yoko Kuramitsu 2001-03-13
6200725 Chemically amplified resist compositions and process for the formation of resist patterns Satoshi Takechi, Akiko Kotachi, Koji Nozaki, Ei Yano, Takahisa Namiki +3 more 2001-03-13
6140286 Defluxing agent cleaning method and cleaning apparatus Masayuki Ochiai, Yasuo Yamagishi, Ei Yano, Nobuo Igusa, Isamu Takachi 2000-10-31
6063871 Metallocene polyethylene blend compositions Masahiro Kishine, Toshiyuki Tsutsui, Katsunori Yano 2000-05-16