MO

Masashi Okamoto

UK Ushio Denki Kabushiki Kaisha: 58 patents #1 of 583Top 1%
Mitsubishi Electric: 9 patents #3,275 of 25,717Top 15%
AR Arkray: 4 patents #78 of 354Top 25%
NC Nippon Paper Industries Co.: 4 patents #88 of 535Top 20%
JO Jujo Thermal Oy: 3 patents #1 of 12Top 9%
SS Sakata Shokai: 2 patents #1 of 29Top 4%
AK Asahi Kasei Kabushiki Kaisha: 2 patents #302 of 1,220Top 25%
A. A.L.M.T.: 1 patents #72 of 152Top 50%
NC Nihon Medi-Physics Co.: 1 patents #107 of 201Top 55%
AC Asahi Kasei Chemicals: 1 patents #262 of 543Top 50%
Sumitomo Electric Industries: 1 patents #13,249 of 21,551Top 65%
TU Tohoku University: 1 patents #615 of 1,680Top 40%
Brother Kogyo: 1 patents #2,155 of 2,767Top 80%
AC Aoyama Seisakusho Co.: 1 patents #44 of 115Top 40%
DC Dainippon Screen Mfg. Co.: 1 patents #531 of 977Top 55%
📍 Himeji, JP: #4 of 1,500 inventorsTop 1%
Overall (All Time): #19,636 of 4,157,543Top 1%
86
Patents All Time

Issued Patents All Time

Showing 51–75 of 86 patents

Patent #TitleCo-InventorsDate
6946807 Lamp lighting apparatus for a discharge lamp Takanori Samejima, Izumi Takaya 2005-09-20
6919686 Discharge lamp having an auxiliary light source to produce light with a short wavelength Takashi Yamashita 2005-07-19
6894437 Light source device Toshio Yokota 2005-05-17
6871000 Plastic optical fiber, optical fiber cable, plugged optical fiber cable, and production methods thereof Yoshinori Fukuba, Takashi Akita, Kikue Irie, Toshinori Sumi, Jun Okumura +1 more 2005-03-22
6838838 Power feeding apparatus for discharge lamp Minoru Fukuda, Atsushi Takekiyo 2005-01-04
6788008 Device for operating a dielectric barrier discharge lamp Takahiro Hiraoka 2004-09-07
6759811 Light source device Tomohiro Yamamoto, Minoru Fukuda 2004-07-06
6734643 Light source device Mineo Nakayama, Izumi Takaya 2004-05-11
6661184 Light source device Izumi Takaya, Takashi Yamashita 2003-12-09
6646391 Light source device of a dielectric barrier discharge lamp Takahiro Hiraoka, Toshio Okamoto 2003-11-11
6605906 Light source device Takashi Yamashita 2003-08-12
6597118 High-pressure mercury lamp luminescent device and means of ignition Tomoyoshi Arimoto, Izumi Takaya 2003-07-22
6569523 Carbon fiber bundle Katsuhiko Ikeda, Masakazu Hoshino, Takayoshi Yamamoto, Aritaka Shimotashiro, Toshihiro Makishima 2003-05-27
6552502 Light source device Mineo Nakayama, Izumi Takaya 2003-04-22
6524862 Complex of lipoprotein with hemoglobin or hemoglobin analog Hajime Nakano 2003-02-25
6503624 Carbon fiber precursor fiber bundle and manufacturing method of the same Katsuhiko Ikeda, Masakazu Hoshino, Takayoshi Yamamoto, Aritaka Shimotashiro, Toshihiro Makishima 2003-01-07
6495972 Dielectric barrier discharge lamp light source Takashi Asahina, Hiroyuki Kushida 2002-12-17
6483253 Light source Takashi Asahina 2002-11-19
6445137 Dielectric barrier discharge lamp apparatus Kenichi Hirose, Takashi Asahina 2002-09-03
6376998 Feeding device for discharge lamp Tomohiro Yamamoto, Tomoyoshi Arimoto, Yoshitaru Kondo 2002-04-23
6373192 Dielectric barrier discharge lamp and irradiation device Yukihiro Morimoto, Shigenori Nozawa 2002-04-16
6369519 Dielectric barrier discharge lamp light source Kenichi Hirose 2002-04-09
6356033 Light source using dielectric barrier discharge lamp, and power supply Takashi Asahina, Masaki Yoshioka, Takafumi Mizojiri, Kenichi Hirose 2002-03-12
6239559 Light source using dielectric barrier discharge lamp Kenichi Hirose 2001-05-29
5936358 Dielectric barrier discharge device Takashi Asahina 1999-08-10