MH

Makoto Harigaya

Ricoh Company: 46 patents #272 of 9,818Top 3%
UN Unknown: 2 patents #12,644 of 83,584Top 20%
📍 Numazu, JP: #23 of 856 inventorsTop 3%
Overall (All Time): #63,522 of 4,157,543Top 2%
46
Patents All Time

Issued Patents All Time

Showing 1–25 of 46 patents

Patent #TitleCo-InventorsDate
7773478 Optical recording medium, multi-layered optical recording medium, and optical recording method and recording apparatus using the same Eiko Hibino, Hiroshi Miura, Kazunori Ito, Hiroyoshi Sekiguchi, Michiaki Shinotsuka +3 more 2010-08-10
7507523 Optical information recording medium, method of manufacturing the optical information recording medium, and method of and apparatus for recording/reproducing optical information Katsuyuki Yamada, Shinya Narumi, Katsuhiko Tani, Noriyuki Iwata, Nobuaki Onagi +7 more 2009-03-24
7438965 Phase-change information recording medium, manufacturing method for the same, sputtering target, method for using the phase-change information recording medium and optical recording apparatus Hiroko Ohkura, Kazunori Ito, Hiroshi Deguchi, Masaki Kato, Mikiko Abe +2 more 2008-10-21
7384678 Optical recording medium and process for producing the same, sputtering target, using process of optical recording medium, and optical recording apparatus Hiroshi Miura, Kazunori Ito, Eiko Hibino, Masaru Shinkai, Hiroko Ohkura 2008-06-10
7366075 Phase-change optical recording medium and recording method and apparatus for the same Kazunori Ito, Michiharu Abe, Takashi Shibaguchi, Eiko Suzuki, Nobuaki Onagi +2 more 2008-04-29
7364781 Optical recording medium, recording material, method of producing optical recording medium and optical recording, reading and rewriting method Kazunori Ito, Eiko Hibino, Takashi Shibaguchi, Hajime Yuzurihara, Nobuaki Onagi +3 more 2008-04-29
7288224 Method of producing a sputtering target Yukio Ide, Hiroko Iwasaki, Yoshiyuki Kageyama, Yujiro Kaneko, Katsuyuki Yamada +2 more 2007-10-30
7260053 Optical recording medium, process for manufacturing the same, sputtering target for manufacturing the same, and optical recording process using the same Kazunori Ito, Hiroko Tashiro, Miku Mizutani, Michiaki Shinotsuka, Hiroyuki Iwasa +1 more 2007-08-21
7242657 Phase change type optical recording medium and recording method therefor Kazunori Ito, Masaru Shinkai, Hiroko Ohkura 2007-07-10
7102977 Phase-change optical recording medium and recording method and apparatus for the same Kazunori Ito, Michiharu Abe, Takashi Shibaguchi, Eiko Suzuki, Nobuaki Onagi +2 more 2006-09-05
7068591 Information recording method and optical recording medium therefor Hiroko Ohkura, Yoshiyuki Kageyama, Hajime Yuzurihara, Eiko Hibino, Hiroshi Miura +1 more 2006-06-27
6963527 Information recording method and optical recording medium therefor Hiroko Ohkura, Yoshiyuki Kageyama, Hajime Yuzurihara, Eiko Hibino, Hiroshi Miura +1 more 2005-11-08
6884487 Optical recording medium, recording material, method of producing optical recording medium, and optical recording, reading and rewriting method Kazunori Ito, Eiko Hibino, Takashi Shibaguchi, Hajime Yuzurihara, Nobuaki Onagi +3 more 2005-04-26
6884488 Phase-change optical recording medium and recording method and apparatus for the same Kazunori Ito, Michiharu Abe, Takashi Shibaguchi, Eiko Suzuki, Nobuaki Onagi +2 more 2005-04-26
6846611 Phase-change optical recording medium Hajime Yuzurihara, Kazunori Ito, Nobuaki Onagi, Masaru Shinkai, Eiko Hibino +1 more 2005-01-25
6790592 Phase-change optical information recording medium Katsuhiko Tani, Noriyuki Iwata, Kazunori Ito, Hajime Yuzurihara, Eiko Hibino +4 more 2004-09-14
6777057 Phase-change optical recording medium and recording method and apparatus for the same Kazunori Ito, Michiharu Abe, Takashi Shibaguchi, Eiko Suzuki, Nobuaki Onagi +2 more 2004-08-17
6770346 Optical recording medium and recording method Hiroshi Miura, Hiroko Okura, Miku Mizutani, Eiko Hibino, Hajime Yuzurihara +4 more 2004-08-03
6652806 Method of producing a sputtering target Yukio Ide, Hiroko Iwasaki, Yoshiyuki Kageyama, Yujiro Kaneko, Katsuyuki Yamada +2 more 2003-11-25
6548137 Phase-change optical recording medium and recording method and apparatus for the same Kazunori Ito, Michiharu Abe, Takashi Shibaguchi, Eiko Suzuki, Nobuaki Onagi +2 more 2003-04-15
6503592 Sputtering target, method of producing the target, optical recording medium fabricated by using the sputtering target, and method of fabricating the optical recording medium Katsuyuki Yamada, Hiroko Iwasaki, Yukio Ide, Yoshiyuki Kageyama, Hiroshi Deguchi +2 more 2003-01-07
6479121 Optical recording medium and method of fabricating same Hiroshi Miura, Katsunari Hanaoka, Nobuaki Onagi 2002-11-12
6319368 Sputtering target, method of producing the target, optical recording medium fabricated by using the sputtering target, and method of forming recording layer for the optical recording medium Yukio Ide, Hiroko Iwasaki, Yoshiyuki Kageyama, Yujiro Kaneko, Katsuyuki Yamada +2 more 2001-11-20
6280684 Sputtering target, method of producing the target, optical recording medium fabricated by using the sputtering target, and method of fabricating the optical recording medium Katsuyuki Yamada, Hiroko Iwasaki, Yukio Ide, Yoshiyuki Kageyama, Hiroshi Deguchi +2 more 2001-08-28
6221557 Optical information recording medium Yoshiyuki Kageyama, Hiroko Iwasaki, Michiaki Shinotsuka 2001-04-24