HT

Hiroyoshi Takahashi

NS Nippon Gakki Seizo: 5 patents #51 of 332Top 20%
Sharp Kabushiki Kaisha: 4 patents #3,475 of 10,731Top 35%
BI Bando Chemical Industries: 2 patents #120 of 303Top 40%
MM Mitsubishi Mining: 2 patents #467 of 2,247Top 25%
FL Fujitsu Kasei Limited: 1 patents #11 of 32Top 35%
Yamaha: 1 patents #1,232 of 2,001Top 65%
Overall (All Time): #254,568 of 4,157,543Top 7%
18
Patents All Time

Issued Patents All Time

Showing 1–18 of 18 patents

Patent #TitleCo-InventorsDate
10640880 Plated material and connecting terminal using same 2020-05-05
10351965 Method for producing plated material, and plated material 2019-07-16
10184549 Belt transmission system Takehiro Hayashi, Takeshi Saito, Keisuke TAKENAKA 2019-01-22
9680246 Method for manufacturing plated laminate, and plated laminate 2017-06-13
7899651 Entrance angle estimation method of V-ribbed belt, entrance angle estimation program employing the method, and pulley layout designing method Eijiro Nakashima, Hideaki Kawahara 2011-03-01
7236215 Liquid crystal display device having small picture frame region Kazuhiro Okamoto, Shinpei Nagatani, Takayuki Eiraku, Seiji Hayashimoto 2007-06-26
7226184 Backlight apparatus, and a liquid crystal display (LCD) therewith 2007-06-05
7223252 Finger-pressure substitutive stimulator 2007-05-29
7015632 Light source device, method of producing the same, and display apparatus Tetsuya Kobayashi, Keiji Hayashi, Koshu Yonemura, Fumiaki Yamada, Kazumasa Kaiwa +5 more 2006-03-21
6960001 Backlight apparatus, and a liquid crystal display (LCD) therewith Eiji Nitto, Koshu Yonemura, Seiji Hayashimoto, Hirofumi Miyamoto 2005-11-01
5811702 Keyboard musical instrument having hammer heads formed of metallic powder containing synthetic resin and process of fabricating hammer assembly Yasushi Tomizawa, Fumiyoshi Furuki, Takamitsu Suzuki 1998-09-22
4686879 Key touch adjuster for a keyboard musical instrument Makoto Ito, Terumi Mori 1987-08-18
4524669 Key-driving/detecting mechanism for keyboard instrument Jun Yamamoto, Hajime Hayashida 1985-06-25
4412674 High-temperature reduced iron production Kimiaki Ohtawa, Yasuo Fukada 1983-11-01
4398876 Hot-briquetting apparatus for reduced iron Kimiaki Ohtawa, Yasuo Fukada 1983-08-16
RE31001 Damper assembly of pianos 1982-07-27
4226158 Damper assembly for keyboard musical instruments Eiji Kobayashi 1980-10-07
4203341 Damper assembly of pianos 1980-05-20