MW

Masayoshi Watanabe

HI Hitachi: 5 patents #7,555 of 28,497Top 30%
DE Dexerials: 5 patents #90 of 387Top 25%
DC Dai-Ichi Kogyo Seiyaku Co.: 3 patents #60 of 288Top 25%
HC Hitachi Media Electronics Co.: 3 patents #60 of 214Top 30%
DC Daiso Co.: 2 patents #44 of 151Top 30%
Nissan Motor Co.: 2 patents #3,090 of 8,689Top 40%
YU Yokohama National University: 1 patents #11 of 55Top 20%
CL Communications Research Laboratory: 1 patents #4 of 8Top 50%
NI Nisshinbo Industries: 1 patents #50 of 115Top 45%
KC Koito Manufacturing Co.: 1 patents #610 of 1,047Top 60%
KC Kuraray Co.: 1 patents #981 of 1,827Top 55%
MI Mitsui Petrochemical Industries: 1 patents #503 of 1,024Top 50%
NE Nec: 1 patents #7,889 of 14,502Top 55%
NC Nippon Shinyaku Co.: 1 patents #122 of 237Top 55%
Overall (All Time): #128,395 of 4,157,543Top 4%
29
Patents All Time

Issued Patents All Time

Showing 25 most recent of 29 patents

Patent #TitleCo-InventorsDate
12352956 Picture generation apparatus, reflector, and head-up display Masahiro Hori, Takashi Yamamoto, Masashi Katayama, Mamoru Kosuge 2025-07-08
10906908 Ionic liquid, lubricating agent, and magnetic recording medium Hirofumi Kondo, Kouki Hatsuda, Nobuo Tano, Makiya Ito, Kyungsung Yun 2021-02-02
10270090 Production method for cathode material of lithium sulfur battery, cathode material of lithium sulfur battery, and lithium sulfur battery Kaoru Dokko, Zhe Li, Shiguo Zhang 2019-04-23
10211463 Carbon material, fuel cell, and method for producing carbon material Kaoru Dokko, Shiguo Zhang 2019-02-19
10184092 Ionic liquid, lubricant, and magnetic recording medium Hirofumi Kondo, Kouki Hatsuda, Makiya Ito, Nobuo Tano, Kyungsung Yun 2019-01-22
10047091 Ionic liquid, lubricating agent, and magnetic recording medium Hirofumi Kondo, Kouki Hatsuda, Nobuo Tano, Makiya Ito, Kyungsung Yun 2018-08-14
9926508 Ionic liquid, lubricant, and magnetic recording medium Hirofumi Kondo, Kouki Hatsuda, Makiya Ito, Nobuo Tano, Kyungsung Yun 2018-03-27
9920272 Ionic liquid, lubricant, and magnetic recording medium Hirofumi Kondo, Kouki Hatsuda, Makiya Ito, Nobuo Tano, Kyungsung Yun 2018-03-20
9406975 Alkali metal-sulfur-based secondary battery Kaoru Dokko, Naoki Tachikawa, Mizuho Tsuchiya, Kazuhide Ueno, Azusa Yamazaki +8 more 2016-08-02
8535849 Electrochemical cell and fuel cell using an ionic conductor Hirofumi Nakamoto, Tomokazu Yamane, Toshihiro Takekawa 2013-09-17
8138246 Polymer electrolyte, electrochemical device, and actuator element Toshinori Kato, Hiroyuki Ohgi 2012-03-20
8071253 Electrochemical cell using an ionic conductor Hirofumi Nakamoto, Tomokazu Yamane, Toshihiro Takekawa 2011-12-06
7643385 Optical pickup Manabu Ochi, Katsuhiko Kimura, Masaya Horino, Junichi Senga, Tetsuo Itou 2010-01-05
7475412 Optical disk drive apparatus having a flexible substrate and wiring conductors Satoshi Arai, Hiroaki Furuichi, Yoshio Oozeki, Hideo Sotokawa, Mitsuo Satake +1 more 2009-01-06
RE40302 Polyelectrolyte, non-aqueous electrolyte, and electrical device containing the same Masahito Nishiura, Michiyuki Kono 2008-05-06
7045242 Ion-conductive polymeric compound, polymeric electrolyte and electric device Masahito Nishiura, Michiyuki Kono 2006-05-16
7002141 Atomic lithography apparatus using electro-optic effect and method of manufacturing atomic structure Ryuzo Ohmukai 2006-02-21
6680473 Atomic beam control apparatus and method Ryuzo Ohmukai 2004-01-20
6673495 Polyelectrolyte, non-aqueous electrolyte, and electrical device containing the same Masahito Nishiura, Michiyuki Kono 2004-01-06
6496451 Objective lens driving device and optical disc apparatus Katsuhiko Kimura, Mitsuo Satake, Tetsuo Ito 2002-12-17
6180287 Polyether copolymer and solid polymer electrolyte Katsuhito Miura, Masanori Yanagida, Hiroki Higobashi, Takahiro Endo 2001-01-30
5977277 Acrylic ester, novel allyl ether, novel allyl carbonate, acrylic ester polymer, allyl ether polymer, allyl carbonate polymer and polymeric solid electrolyte Keiichi Yokoyama, Takako Sasano, Akio Hiwara, Masahiro Toriida, Satoko Mita 1999-11-02
5933407 Structure for supporting optical pickup Hiroshi Ogasawara, Shozo Saegusa, Toshio Sugiyama 1999-08-03
5837157 Polymer solid electrolyte Shinzo Kohjiya, Yuko Ikeda, Katsuhito Miura, Shigeru Shoji, Yasuo Matoba +1 more 1998-11-17
5615204 Structure for supporting optical pickup Hiroshi Ogasawara, Shozo Saegusa, Toshio Sugiyama 1997-03-25