Akihiko Itami has been granted 65 US patents while listed as an inventor at Konica . The first was granted in 1991 and the most recent in June 2025. Akihiko Itami ranks #33,516 of 4,157,543 US inventors in our database (top 0.81%). Patent records list Akihiko Itami in Hino, JP.
Patents per Year Patents granted per year, 1991 to 2025 Bar chart with a peak of 9 patents in 2002. peak 9 1991: 2 patents 1991 1993: 2 patents 1994: 1 patents 1997: 1 patents 1997 1998: 3 patents 1999: 2 patents 2000: 1 patents 2000 2001: 3 patents 2002: 9 patents 2003: 2 patents 2003 2004: 2 patents 2005: 1 patents 2006: 6 patents 2006 2007: 6 patents 2008: 2 patents 2009: 4 patents 2009 2010: 2 patents 2011: 5 patents 2012: 3 patents 2012 2013: 3 patents 2014: 1 patents 2024: 2 patents 2024 2025: 2 patents 2025 Issued Patents All Time
Showing 51–65 of 65 patents
Patent # Title Co-Inventors Date
6265122 Electrophotographic photoreceptor and an image forming apparatus and a process cartridge using the same Tomoo Sakimura , Takeo Oshiba , Yohko Kitahara , Masahiko Kurachi , Kazuhisa Shida 2001-07-24
6258499 Electrophotographic photoreceptor, an image forming method, an image forming apparatus, and an apparatus unit — 2001-07-10
6203962 Electrophotographic image forming method, electrophotographic image forming apparatus, and processing cartridge and electrophotographic photoreceptor used therein Takeo Oshiba , Tomoo Sakimura , Yohko Kitahara , Masahiko Kurachi , Kazuhisa Shida 2001-03-20
6143452 Electrophotographic photoreceptor Tomoo Sakimura , Kazumasa Watanabe , Shingo Fujimoto , Toyoko Shibata , Tomoko Sakimura 2000-11-07
5981125 Electrophotographic photoreceptor, and an image-forming apparatus and method of using the same — 1999-11-09
5891599 Electrophotographic photoreceptor Shingo Fujimoto , Tomoo Sakimura 1999-04-06
5804345 Photoreceptor for electrophotography Mieko Toyama , Masaru Sano 1998-09-08
5753395 Electrophotographic photoreceptor Akira Kinoshita , Naohiro Hirose , Kazumasa Watanabe 1998-05-19
5721085 Electrophotographic image forming method Takeo Oshiba , Katsumi Matsuura 1998-02-24
5679488 Electrophotography photoreceptor Yoshiaki Takei , Chikusa Fukumoto , Takeo Oshiba , Yoshihiko Etoh 1997-10-21
5354635 Electrophotographic photoreceptor comprising mixed crystals of titanylphthalocyanine and vanadylphthalocyanine Kazumasa Watanabe 1994-10-11
5234785 Electrophotographic photoreceptor and manufacturing method thereof Akira Kinoshita , Kazumasa Watanabe 1993-08-10
5215840 Electrophotographic photoreceptor and manufacturing method thereof Akira Kinoshita , Kazumasa Watanabe 1993-06-01
5039586 Electrophotographic photoreceptor Akira Kinoshita , Naohiro Hirose , Kazumasa Watanabe , Kiyoshi Sawada 1991-08-13
4994339 Electrophotographic photoreceptor using titanyl phthalocyanine Akira Kinoshita , Kazumasa Watanable , Naohiro Hirose , Kiyoshi Sawada 1991-02-19