Issued Patents All Time
Showing 1–23 of 23 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11890719 | Method of polishing silicon wafer | — | 2024-02-06 |
| 11626331 | Method of evaluating silicon wafer manufacturing process and method of manufacturing silicon wafer | Shigeru Daigo | 2023-04-11 |
| 10696869 | Polishing composition | Noriaki Sugita, Takayuki Matsushita, Mika Tazuru | 2020-06-30 |
| 10526728 | Silicon wafer and method for manufacturing same | Satoshi Kudo, Kouzou Nakamura, Toshiyuki MURANAKA, Tegi Kim, Keiichiro HIRAKI | 2020-01-07 |
| 10435588 | Polishing composition | Noriaki Sugita, Mika Tazuru, Takayuki Matsushita | 2019-10-08 |
| 10297716 | Light emitting device and light emitting module | — | 2019-05-21 |
| 10270006 | Light emitting device and light emitting module | — | 2019-04-23 |
| 9893246 | Lighting device | Tomohiro Sampei | 2018-02-13 |
| 8998457 | Self-ballasted lamp and lighting equipment having a support portion in contact with an inner circumference of a base body | Makoto Sakai, Masao Segawa, Nobuo Shibano, Kiyoshi Nishimura, Kozo Ogawa +3 more | 2015-04-07 |
| 8877643 | Method of polishing a silicon wafer | Tetsuro Iwashita, Ryuichi Tanimoto, Takeru Takushima, Takeo Katoh | 2014-11-04 |
| 8872198 | Luminaire and light-emitting apparatus with light-emitting device | Soichi Shibusawa, Kiyoshi Nishimura, Kozo Ogawa, Nobuhiko Betsuda, Masatoshi Kumagai | 2014-10-28 |
| 8820950 | Light emitting device and illumination apparatus | Soichi Shibusawa, Nobuhiko Betsuda, Kiyoshi Nishimura | 2014-09-02 |
| 8770795 | Light-emitting device and lighting apparatus | Kozo Uemura, Soichi Shibusawa, Nobuhiko Betsuda, Kiyoshi Nishimura, Masatoshi Kumagai | 2014-07-08 |
| 8678618 | Self-ballasted lamp having a light-transmissive member in contact with light emitting elements and lighting equipment incorporating the same | Makoto Sakai, Masao Segawa, Nobuo Shibano, Kiyoshi Nishimura, Kozo Ogawa +3 more | 2014-03-25 |
| 8643047 | Light-emitting device and luminaire | Kozo Uemura, Soichi Shibusawa, Yumiko Hayashida, Kiyoshi Nishimura, Seiko Kawashima +3 more | 2014-02-04 |
| 8368113 | Light emitting device and lighting apparatus | Erika Takenaka, Tomohiro Sanpei, Kazuto Morikawa, Masahiro Izumi, Kiyoshi Nishimura | 2013-02-05 |
| D665105 | Light emitting diode module | Nobuhiko Betsuda, Kiyoshi Nishimura, Kozo Uemura, Soichi Shibusawa | 2012-08-07 |
| 8232709 | Light-emitting apparatus and luminaire | Nobuhiko Betsuda, Kozo Ogawa, Kiyoshi Nishimura, Nobuo Shibano | 2012-07-31 |
| D663866 | Light emitting diode module | Nobuhiko Betsuda, Kiyoshi Nishimura, Kozo Uemura, Soichi Shibusawa | 2012-07-17 |
| D663865 | Light emitting diode module | Nobuhiko Betsuda, Kiyoshi Nishimura, Kozo Uemura, Soichi Shibusawa | 2012-07-17 |
| D663444 | Light emitting diode module | Nobuhiko Betsuda, Kiyoshi Nishimura, Kozo Uemura, Soichi Shibusawa | 2012-07-10 |
| D663443 | Light emitting diode module | Nobuhiko Betsuda, Kiyoshi Nishimura, Kozo Uemura, Soichi Shibusawa | 2012-07-10 |
| 8098003 | Light emitting module and illumination device | Kazuto Morikawa, Masahiro Izumi, Kiyoshi Nishimura, Tomohiro Sanpei, Erika Takenaka | 2012-01-17 |