MS

Masato Sakai

HC Hitachi Koki Co.: 57 patents #2 of 888Top 1%
OD Oki Data: 16 patents #28 of 635Top 5%
OC Oki Electric Industry Co.: 5 patents #405 of 2,807Top 15%
TO Toshiba: 4 patents #258 of 2,688Top 10%
Rohm Co.: 4 patents #677 of 2,292Top 30%
SU Sumco: 3 patents #118 of 464Top 30%
JR Japan Synthetic Rubber: 3 patents #110 of 558Top 20%
KC Konami Digital Entertainment Co.: 2 patents #166 of 611Top 30%
HI Hitachi: 2 patents #13,388 of 28,497Top 50%
DI Daicel Chemical Industries: 1 patents #476 of 893Top 55%
SA Sanden: 1 patents #336 of 631Top 55%
SI Sumitomo Metal Industries: 1 patents #630 of 1,462Top 45%
TC Takiron Co.: 1 patents #20 of 69Top 30%
HC Hitachi Automotive Engineering Co.: 1 patents #156 of 314Top 50%
KT Kabushiki Kaisha Toshiba: 1 patents #13,537 of 21,451Top 65%
FC Futaba Industrial Co.: 1 patents #70 of 167Top 45%
OS Olympus Medical Systems: 1 patents #501 of 833Top 65%
📍 Ibaraki, CA: #4 of 23 inventorsTop 20%
Overall (All Time): #13,763 of 4,157,543Top 1%
103
Patents All Time

Issued Patents All Time

Showing 51–75 of 103 patents

Patent #TitleCo-InventorsDate
D523312 Portable electric saber saw Takashi Ozawa, Yoshitaka Suzuki, Kazunobu Yoshimura 2006-06-20
D520838 Portable electric hammer drill Masanori Okada, Yoshitaka Suzuki, Takeshi Taniguchi, Hiroshi Haga, Kazuhiro Suzuki 2006-05-16
D520837 Portable electric hammer Hitoshi Tsuzuki, Takeshi Taniguchi, Atsuyuki Kikuchi 2006-05-16
D520831 Portable electric circular saw Masanori Okada, Yoshitaka Suzuki, Teruo Imai, Mizuho Nakamura 2006-05-16
D520830 Portable electric circular saw Yoshitaka Suzuki, Masanori Okada, Kenichi Takaada 2006-05-16
D519809 Portable pneumatic nailer Takeshi Taniguchi, Yoshinori Ishizawa, Hiroki Kitagawa, Masashi Nishida 2006-05-02
D511079 Portable electric router Takashi Ozawa, Takeshi Taniguchi, Akira Onose, Hiroki Uchida 2005-11-01
6907942 Percussion tool Atsuyuki Kikuchi 2005-06-21
6905052 Power tool Takeshi Matsuoka, Chikai Yoshimizu, Masanori Watanabe, Katsuhiro Oomori, Takuya Teranishi 2005-06-14
D504111 Battery pack for portable power tool Takashi Ozawa, Toshio Mizoguchi 2005-04-19
D503078 Portable electric hammer drill Seiichi Kodato, Hiroshi Haga, Shingo Yamazaki 2005-03-22
D496574 Portable electric drill Kimitaka Abo 2004-09-28
6763200 Image forming apparatus with toner replacement sensor Norio Ebata 2004-07-13
6748191 Fixing unit having a separator plate for separating a print medium from a roller Tsutomu Yamamoto, Naoki Sunaga, Tatsuya Murakami 2004-06-08
6736967 Separating agent for enantiomeric isomers Atsushi Ohnishi, Shinsuke Suzuki 2004-05-18
6679406 Power tool Takeshi Matsuoka, Chikai Yoshimizu, Masanori Watanabe, Katsuhiro Oomori, Takuya Teranishi 2004-01-20
D484385 Portable electric driver Katsuhiro Oomori, Yoshihiro Komuro 2003-12-30
D477206 Portable electric hammer Akihisa Yahagi, Atsuyuki Kikuchi 2003-07-15
D477205 Impact driver Masanori Watanabe, Katsuhiro Oomori, Takuya Teranishi 2003-07-15
D475266 Portable electric disc saw Takuma Nonaka 2003-06-03
6523267 Insulating cover for a saber saw Yoshio Osada, Toshihiko Tachibana 2003-02-25
D457408 Portable electric circular saw Kihachirou Matsumoto, Akira Onose 2002-05-21
D440849 Portable electric saw Yoshiaki Adachi 2001-04-24
D440851 Portable electric drill Toshio Mizoguchi 2001-04-24
6214451 Formable antistatic resin molded article Makoto Ihira 2001-04-10