YH

Yoichi Hachitani

HO Hoya: 20 patents #34 of 1,290Top 3%
AV Avanstrate: 3 patents #8 of 22Top 40%
NC Nihon Nohyaku Co.: 2 patents #105 of 243Top 45%
Overall (All Time): #173,946 of 4,157,543Top 5%
24
Patents All Time

Issued Patents All Time

Showing 1–24 of 24 patents

Patent #TitleCo-InventorsDate
9589586 Glass for magnetic recording media substrates, magnetic recording media substrates, magnetic recording media and method for preparation thereof Kinobu Osakabe 2017-03-07
9236077 Glass for use as substrate for information recording medium, substrate for information recording medium and information recording medium, and their production methods Kazuo Tachiwana, Xuelu Zou, Mikio Ikenishi, Kinobu Osakabe 2016-01-12
9016092 Glass for magnetic recording media substrates, magnetic recording media substrates, magnetic recording media and method for preparation thereof Kinobu Osakabe 2015-04-28
8859444 Optical glass, press-molding glass material, optical element and process for producing the same Kosuke Yamaguchi 2014-10-14
8785011 Glass for use as substrate for information recording medium, substrate for information recording medium and information recording medium, and their production methods Kazuo Tachiwana, Xuelu Zou, Mikio Ikenishi, Kinobu Osakabe 2014-07-22
8741794 Glass substrate for display and display Junji Kurachi, Akihiro Koyama 2014-06-03
8656734 Material for information recording medium substrate, information recording medium substrate, information recording medium, and method for manufacturing them Xuelu Zou, Kazuo Tachiwana 2014-02-25
8603653 Glass for magnetic recording medium substrate, magnetic recording medium substrate and method of manufacturing the same, and magnetic recording medium Naomi Matsumoto, Kinobu Osakabe 2013-12-10
8575049 Optical glass, glass molded body, optical device and their production methods Yuta Kobayashi, Yunoshin Kanayama 2013-11-05
8394516 Glass substrate for magnetic recording medium and magnetic recording medium Naomi Matsumoto, Kinobu Osakabe 2013-03-12
8383530 Glass substrate for display and display Junji Kurachi, Akihiro Koyama 2013-02-26
8357459 Glass for use in substrate for information recording medium, substrate for information recording medium and information recording medium, and their manufacturing method Kazuo Tachiwana, Xuelu Zou, Mikio Ikenishi, Kinobu Osakabe 2013-01-22
8263510 Optical glass, glass molded body, optical device and their production methods Yuta Kobayashi, Yunoshin Kanayama 2012-09-11
8076014 Glass for use in substrate for information recording medium, substrate for information recording medium and information recording medium, and their manufacturing method Kazuo Tachiwana, Xuelu Zou, Mikio Ikenishi, Kinobu Osakabe 2011-12-13
8077406 On-vehicle camera lens glass material and on-vehicle camera lens Kazuo Tachiwana 2011-12-13
8034733 Optical glass, optical element and method of manufacturing thereof Yuta Kobayashi 2011-10-11
7763559 Glass substrate for display and display Junji Kurachi, Akihiro Koyama 2010-07-27
7170154 Glass for window of semiconductor package, glass window for semiconductor package, process for production of glass window, and semiconductor package 2007-01-30
6677046 Glass ceramic Keiji Hosoda, Kenji Matsumoto 2004-01-13
6607999 Glass for cathode-ray tube, strengthened glass, method for the production thereof and use thereof 2003-08-19
6468428 Glass material for carrying a photocatalyst, filter device using the same and light irradiating method Yoshikazu Nishii, Nobuhiro Maeda, Shin-ichi Ogawa, Masayuki Higashida, Itaru Watanabe 2002-10-22
6117818 Composition for regulating plant growth and a method for application thereof Atsuhiko Yuda, Tsutomu Mabuchi, Hatsue Matsuura 2000-09-12
5997377 Process for the production of spacered substrate for use in self-emitting display Hiroji Sagara 1999-12-07
4909833 .DELTA..sup.2 -1,2,4-triazolin-5-one derivatives, and uses thereof Mitsuru Kajioka, Atsushi Tsushima, Kenichi Ikeda 1990-03-20