EK

Eiji Kuwahara

KT Kabushiki Kaisha Toshiba: 11 patents #2,779 of 21,451Top 15%
UN Unknown: 10 patents #823 of 83,584Top 1%
SO Sony: 4 patents #8,966 of 25,231Top 40%
TC Taiyo Yuden Co.: 3 patents #384 of 959Top 45%
TO Toshiba: 2 patents #606 of 2,688Top 25%
Overall (All Time): #112,014 of 4,157,543Top 3%
32
Patents All Time

Issued Patents All Time

Showing 1–25 of 32 patents

Patent #TitleCo-InventorsDate
12172460 Three-dimensional decorative piece made of thermoplastic synthetic resin and method for producing the same 2024-12-24
11738592 Method for producing a strip of three-dimensional decorative piece made of thermoplastic synthetic resin and apparatus for producing the same 2023-08-29
11718043 Production method and production device for three-dimensional decorative piece made of thermoplastic synthetic resin 2023-08-08
11503403 Sound output device Takahiro Suzuki, Daizen Kobayashi, Mizuki Shimamura 2022-11-15
11309868 Multiplexer 2022-04-19
10894367 Method and apparatus for producing three-dimensional decoration piece made of thermoplastic synthetic resin 2021-01-19
10384398 Device and method for manufacturing emblem with incorporated IC chip 2019-08-20
10117017 Headphone and acoustic characteristic adjustment method Takahiro Suzuki 2018-10-30
10097160 Ladder-type filter, duplexer, and module Yuki Endo 2018-10-09
10028049 Headphones Takeshi Inoue, Tomohiro Ito, Hideto Yamamoto, Hisahiro Tanaka, Hirokazu Nishihara +2 more 2018-07-17
9887686 Acoustic wave device, transceiver device, and mobile communication device 2018-02-06
9838777 Headphone and acoustic characteristic adjustment method Takahiro Suzuki 2017-12-05
8859461 Dye migration preventing decoration pieces made of thermoplastic synthetic resin 2014-10-14
8110059 Three-dimensional decoration piece made of synthetic resin and method of manufacturing the same 2012-02-07
5677037 Thermally transferable type emblem made of thermoplastic synthetic resin and method of manufacturing the same 1997-10-14
5599416 Thermally transferable type emblem made of thermoplastic synthetic resin and method of manufacturing the same 1997-02-04
5589022 Method of manufacturing emblem of thermoplastic synthetic resin sheet 1996-12-31
5520988 Thermally transferable type emblem made of thermoplastic synthetic resin and method of manufacturing the same 1996-05-28
5317907 Air conditioning apparatus having ambient air-conditioning unit and a plurality of personal air-conditioning units connected to outdoor unit Keiichiro Shimizu, Manabu Kitamoto, Masao Amano, Yasunori Ichikawa, Masayuki Hibi +1 more 1994-06-07
5297395 Air conditioner using rotary-type heat exchangers Masao Ozu, Masao Isshiki, Takao Hoshi, Atsuyuki Hiruma, Tohru Kubo +4 more 1994-03-29
5218838 Air conditioning apparatus with indoor units installed on ceiling and floor in room Manabu Kitamoto, Yasunori Ichikawa, Keiichiro Shimizu, Masao Amano, Masayuki Hibi +1 more 1993-06-15
5143672 Method for forming emblem of thermoplastic synthetic resin film 1992-09-01
5050396 Multi-system air conditioning machine Seizi Ohkoshi 1991-09-24
5046323 Multi-system air conditioner 1991-09-10
5046325 Refrigerating circuit apparatus with two stage compressor and heat storage tank 1991-09-10