YH

Yoshihiko Hotta

Ricoh Company: 96 patents #40 of 9,818Top 1%
Honda Motor Co.: 12 patents #1,548 of 21,052Top 8%
RE Renesas Electronics: 10 patents #332 of 4,529Top 8%
MK Miyoshi Yushi Kabushiki Kaisha: 3 patents #6 of 28Top 25%
SS Sumitomo Wiring Systems: 3 patents #955 of 2,615Top 40%
MP Mitsubishi Plastics: 2 patents #39 of 168Top 25%
RM Renesas Mobile: 1 patents #45 of 121Top 40%
📍 Mishima, JP: #4 of 754 inventorsTop 1%
Overall (All Time): #9,810 of 4,157,543Top 1%
121
Patents All Time

Issued Patents All Time

Showing 51–75 of 121 patents

Patent #TitleCo-InventorsDate
6770592 Reversible thermosensitive recording medium and image processing method using the same Kazumi Suzuki, Kunichika Morohoshi, Nobuyoshi Sugiyama, Satoru Sampei 2004-08-03
6660452 Optical information memory medium and display recording method using the same Hiroko Iwasaki, Kenichi Aihara, Kyohji Hattori, Akihiko Okamoto, Naoshi Mishima +1 more 2003-12-09
6489265 Reversible thermosensitive recording medium, method of producing the medium, information recording devices using the medium, and image formation and erasing method using the medium Kunichika Moroboshi, Masafumi Torii, Kunitoshi Sugiyama, Hideyuki Kobori, Katsushi Sugiyama +4 more 2002-12-03
6362130 Reversible thermosensitive recording medium, card, label, disk, disk cartridge, tape cassette, method of producing the recording medium, and method of recording and erasing images using the same Kunichika Morohoshi, Masafumi Torii, Kunitoshi Sugiyama, Hideyuki Kobori, Katsushi Sugiyama +4 more 2002-03-26
6329035 Optical data storage medium capable of reversibly displaying information Hiroko Iwasaki, Kenichi Aihara, Kyohji Hattori, Akihiko Okamoto, Naoshi Mishima +1 more 2001-12-11
RE37034 Reversible thermosensitive recording material Keishi Kubo 2001-01-30
6177383 Reversible thermosensitive recording medium, and image forming and erasing method Tetsuya Amano, Kazumi Suzuki, Atsushi Kutami, Tsuyoshi Watanabe, Ryouji Furuta +1 more 2001-01-23
6174836 Reversible thermosensitive recording medium, method of producing the medium, information recording devices using the medium, and image formation and erasing method using the medium Kunichika Moroboshi, Masafumi Torii, Kunitoshi Sugiyama, Hideyuki Kobori, Katsushi Sugiyama +4 more 2001-01-16
6172001 Reversible thermosensitive recording medium and image forming and erasing method using the same Akira Suzuki, Takashi Kitamura 2001-01-09
6096683 Reversible thermosensitive recording medium and method for producing the medium Tetsuya Amano, Kazumi Suzuki, Atsushi Kutami, Kunichika Moroboshi 2000-08-01
6079485 Vehicle air-conditioning system with seat heating and cooling device Hidenori Esaki, Akihiro Fujita 2000-06-27
6060425 Reversible thermosensitive recording material Kunichika Morohoshi, Yukio Konagaya, Makoto Kawaguchi, Fumihito Masubuchi, Nobuo Yamada +1 more 2000-05-09
6015770 Reversible thermosensitive recording material and method of use thereof Tetsuya Amano, Kunichika Morohoshi, Kazumi Suzuki 2000-01-18
5948727 Reversible thermosensitive recording medium and image forming and erasing method using the same Akira Suzuki, Takashi Kitamura 1999-09-07
5920844 Information display method Masaki Yoshino, Makoto Mori, Kazumi Suzuki, Akira Suzuki 1999-07-06
5916841 Reversible thermosensitive recording material Tetsuya Amano, Kazumi Suzuki 1999-06-29
5900900 Image recording method using reversible thermosensitive recording material and image display apparatus using the same Yukio Konagaya, Kunichika Morohoshi, Makoto Kawaguchi, Toru Nogiwa, Akira Suzuki +1 more 1999-05-04
5880445 Method of recording information and images in card having information recording portion and image recording portion Makoto Mori, Nobuyasu Komiya, Kazumi Suzuki, Masaki Yoshino, Akira Suzuki 1999-03-09
5869422 Reversible thermosensitive recording medium and method for producing the medium Suzuki Kazumi, Atsushi Kutami, Kunichika Morohoshi, Tetsuya Amano, Toru Nogiwa 1999-02-09
5801743 Image formation method using a reversible thermosensitive recording material Akihide Itoh, Toru Nogiwa, Akira Suzuki, Atushi Kutami 1998-09-01
5747413 Reversible thermosensitive recording material and method of forming and erasing images Tetsuya Amano, Makoto Kawaguchi, Kazumi Suzuki, Fumihito Masubuchi 1998-05-05
5711592 Lamplight device for vehicle 1998-01-27
5686812 Apparatus for controlling charging of a storage battery for use on an electric vehicle 1997-11-11
5686382 Thermal recording structure and method Akira Suzuki, Masaki Yoshino, Hiroyuki Uemura 1997-11-11
RE35640 Reversible thermosensitive recording material Keishi Kubo, Makoto Kawaguchi, Toru Nogiwa 1997-10-21