MY

Masafumi Yamagami

Sharp Kabushiki Kaisha: 28 patents #505 of 10,731Top 5%
Ricoh Company: 2 patents #5,693 of 9,818Top 60%
Overall (All Time): #125,708 of 4,157,543Top 4%
30
Patents All Time

Issued Patents All Time

Showing 1–25 of 30 patents

Patent #TitleCo-InventorsDate
8098397 Image forming apparatus and printing method having printing type changing part Masato Terao, Tomoyuki Tsukuba 2012-01-17
7738134 Image forming apparatus and printing method for printing different types of originals Masato Terao, Tomoyuki Tsukuba 2010-06-15
D523942 Air conditioner 2006-06-27
D502256 Air conditioner 2005-02-22
D465564 Air conditioner 2002-11-12
D403477 Vacuum cleaner Taiji Tsujimoto 1998-12-29
D403478 Vacuum cleaner Taiji Tsujimoto 1998-12-29
D384087 Video camera 1997-09-23
D324466 Microwave oven Junichi Saito 1992-03-10
D309691 Microwave oven Junichi Saito 1990-08-07
D299874 Hair drier Koji Nishida, Keiko Matoba 1989-02-14
D287299 Hair setter Yukiko Ito, Keiko Matoba 1986-12-16
D281171 Electronic calculator Keiji Sakata 1985-10-29
D279722 Electric shaver Kenichi Haruguchi, Yukiko Ito, Shinichi Yokoyama 1985-07-16
D274822 Electronic calculator Keiji Sakata 1984-07-24
D274439 Electronic calculator Keiji Sakata 1984-06-26
D273795 Electronic calculator 1984-05-08
D273307 Electronic calculator 1984-04-03
D273306 Electronic calculator Keiji Sakata 1984-04-03
D269355 Electronic calculator 1983-06-14
D265837 Electronic calculating machine 1982-08-17
D262140 Electronic calculating machine Shigeru Kurozumi 1981-12-01
D261994 Digital watch Shigeaki Hayashi, Harumi Tatsugami 1981-11-24
D261731 Digital watch Shigeaki Hayashi, Harumi Tatsugami 1981-11-10
D261732 Digital watch Shigeaki Hayashi, Harumi Tatsugami 1981-11-10