HK

Hiroyuki Kumakura

SO Sony: 15 patents #2,858 of 25,231Top 15%
DE Dexerials: 5 patents #90 of 387Top 25%
JV Jvckenwood: 5 patents #110 of 736Top 15%
KL Kenwood Limited: 1 patents #119 of 319Top 40%
📍 Tochigi, JP: #158 of 2,789 inventorsTop 6%
Overall (All Time): #178,733 of 4,157,543Top 5%
23
Patents All Time

Issued Patents All Time

Showing 1–23 of 23 patents

Patent #TitleCo-InventorsDate
12418130 Connection body and method for manufacturing connection body Ryosuke Odaka, Ryo Ito, Tomoyuki Abe, Daisuke Sato, Katsuhisa Orihara +1 more 2025-09-16
12312514 Method for manufacturing smart card Ryosuke Odaka, Morio Sekiguchi, Tomoyuki Abe 2025-05-27
12114123 Sound input-output control apparatus, sound input-output control method, and non-transitory computer-readable medium Katsumi Tomizawa, Ryo Miyakuchi, Hideki Takehara, Naribumi Omata, Jeong-ju Choe 2024-10-08
12022252 Sound input-output control apparatus, sound input-output control method, and non-transitory computer-readable medium Jeongju Choe, Katsumi Tomizawa, Ryo Miyakuchi, Hideki Takehara, Naribumi Omata 2024-06-25
11402408 Electrical characteristics inspection tool Tomoyuki Ishimatsu, Masaharu Aoki, Takako Kubota 2022-08-02
10715896 Speaker and speaker mounting structure Akira SHIGETA, Koji Yamazawa 2020-07-14
10701467 Speaker and speaker mounting structure Akira SHIGETA, Koji Yamazawa 2020-06-30
9271083 Speaker magnetic circuit 2016-02-23
8845849 Anisotropic conductive adhesive 2014-09-30
RE45092 Anisotropic conductive adhesive 2014-08-26
8444882 Anisotropic conductive film and light emitting device Shiyuki Kanisawa, Hidetsugu Namiki 2013-05-21
8265332 Speaker diaphragm and speaker Koji Yamazawa 2012-09-11
8092636 Anisotropic conductive adhesive 2012-01-10
7901768 Multilayer anisotropic conductive adhesive and connection structure using the same 2011-03-08
7459046 Film-shaped adhesive application apparatus Yukio Yamada 2008-12-02
7341642 Manufacturing method for electric device 2008-03-11
7025852 Connecting material and mounting method which uses same 2006-04-11
6861655 Non-destructive method for testing curing level of cured product of curable adhesive composition and manufacturing method of electronic devices 2005-03-01
6780898 Adhesive composition 2004-08-24
6760969 Method for connecting electrical components 2004-07-13
6592783 Anisotropic conductive adhesive film Satoshi Yamamoto 2003-07-15
6452111 Adhesives and adhesive films 2002-09-17
5452366 Loudspeaker Yoshio Sakamoto 1995-09-19