KW

Katsuyuki Watanabe

HI Hitachi: 20 patents #1,757 of 28,497Top 7%
MA Maxell: 15 patents #37 of 437Top 9%
HS Hitachi Video And Information Systems: 2 patents #78 of 269Top 30%
ME Meidensha: 1 patents #255 of 555Top 50%
Overall (All Time): #93,474 of 4,157,543Top 3%
36
Patents All Time

Issued Patents All Time

Showing 1–25 of 36 patents

Patent #TitleCo-InventorsDate
11606851 Lighting apparatus Takuya SHIMIZU, Maki Hanada, Megumi KURACHI, Hiroyuki Urata 2023-03-14
11153543 Illuminating apparatus Koji Fujita, Nobuyuki Kaku 2021-10-19
10997846 Lighting apparatus Takuya SHIMIZU, Hiroyuki Urata, Tatsuya Ishikawa, Nobuo Masuoka 2021-05-04
10708559 Lighting apparatus Takuya SHIMIZU, Maki Hanada, Megumi KURACHI, Hiroyuki Urata 2020-07-07
10699552 Lighting apparatus Takuya SHIMIZU, Hiroyuki Urata, Tatsuya Ishikawa, Nobuo Masuoka 2020-06-30
10677448 Lighting device Tatsuya Ishikawa, Maki Hanada, Sosuke Hisamatsu, Hiroyuki Urata, Takuya SHIMIZU 2020-06-09
10602104 Lighting apparatus Takuya SHIMIZU, Maki Hanada, Megumi KURACHI, Hiroyuki Urata 2020-03-24
10551726 Lighting apparatus Takatsugu Kawabata, Nobuyuki Kaku, Shinji Shibuya 2020-02-04
10345689 Lighting device Nobuyuki Kaku, Tatsuya Ishikawa 2019-07-09
D848517 Projector Shinji Shibuya, Nobuyuki Kaku, Takatsugu Kawabata, Tatsuya Ishikawa 2019-05-14
10262519 Lighting apparatus Takuya SHIMIZU, Hiroyuki Urata, Tatsuya Ishikawa, Nobuo Masuoka 2019-04-16
D844043 Projector Shinji Shibuya, Nobuyuki Kaku, Takatsugu Kawabata, Tatsuya Ishikawa 2019-03-26
10171780 Lighting apparatus Takuya SHIMIZU, Maki Hanada, Megumi KURACHI, Hiroyuki Urata 2019-01-01
D828864 Projector Shinji Shibuya, Nobuyuki Kaku, Takatsugu Kawabata, Tamaki Iwamiya 2018-09-18
D827693 Projector Shinji Shibuya, Nobuyuki Kaku, Takatsugu Kawabata, Tamaki Iwamiya 2018-09-04
8073312 Recorder equipped with dubbing function Takashi Yoshimaru, Maki Furui, Hiroaki Ono, Kyuichirou Nagai, Hidekazu Takeda 2011-12-06
7457526 Recording/reproducing apparatus for video/audio signals Tomoyuki Nonaka, Manabu Sasamoto 2008-11-25
7263272 Digital/analog compatible video tape recorder Hiroya Abe, Hideo Nishijima, Hiroyuki Torii, Kouji Kaniwa, Toshio Nakamoto 2007-08-28
7210789 Liquid crystal display device and liquid crystal cooling unit Masakazu Hoshino, Shigeo Ohashi, Tatsuo Morita 2007-05-01
7198390 Reflector, projective display and projector Motoyuki Miyata, Masahiko Yatsu, Hiroyuki Akata, Masaharu Deguchi, Takashi Naitou +1 more 2007-04-03
7050699 Recording/reproducing apparatus and reproducing apparatus Hideo Nishijima, Shoji Ohno, Kouji Minabe 2006-05-23
6850694 Video signal processing apparatus Eiji Moro, Ken Sodeyama, Hiroyuki Hori, Akifumi Tabata 2005-02-01
6798979 Digital/analog compatible video tape recorder Hiroya Abe, Hideo Nishijima, Hiroyuki Torii, Kouji Kaniwa, Toshio Nakamoto 2004-09-28
6587638 Recording/ reproducing apparatus and input/ output device Hideo Nishijima, Hiroo Okamoto, Motoyoshi Sasaki 2003-07-01
6424787 Magnetic recording/reproducing apparatus and the same equipped with an image sensor Hideo Nishijima, Koichi Ono, Akihito Nishizawa, Kazuaki Hori 2002-07-23