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For the Inventor, By the Inventor

Aichi, Japan

Hashimoto Denki Co., Ltd.

Calculating rank
USPTO Granted Patents = 8

Forward Citations = 93

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17 inventors (with patents filed for the assignee):

goldMedal Sachio Maekawa (3 out of 3 patents)

silverMedal Tadashi Aizawa (3 out of 3 patents)

bronzeMedal Kiyoshi Nagasawa (2 out of 2 patents)

4.  Shigeki Takeda (1 out of 10 patents)

5.  Hirokazu Mizuno (1 out of 1 patent)

6.  Kazuo Inuzuka (1 out of 1 patent)

7.  Shinjiro Kamiya (1 out of 1 patent)

8.  Toshiyuki Nagura (1 out of 1 patent)

9.  Kazunori Honda (1 out of 1 patent)

10.  Noboru Aizawa (1 out of 1 patent)

11.  Sinji Miyata (1 out of 1 patent)

12.  Mitsuhiro Kuroyanagi (1 out of 1 patent)

13.  Sadao Kato (1 out of 1 patent)

14.  Eiichi Itoh (1 out of 1 patent)

15.  Kazuo Nakane (1 out of 1 patent)


8 patents:

1. 5235518 - Veneer composer (1993-08-10),
2. 4797169 - Method and apparatus for assembling veneer sheet into a plywood (1989-01-10),
3. 4682639 - Apparatus for cutting veneer pieces into equal sections (1987-07-28),
4. 4614045 - Method and apparatus for circulating hot air in board drying apparatus (1986-09-30),
5. 4562650 - Board drying apparatus (1986-01-07),
6. 4181055 - Apparatus for automatically cutting sheet material (1980-01-01),
7. 4044182 - Veneer core block for plywood and method for forming same (1977-08-23),
8. 4035538 - Core block for plywood and method and apparatus for forming same (1977-07-12),
Company Overview
Hashimoto Denki Co., Ltd. is a leading electronic components manufacturer in Japan, specializing in transformers, coils, antennas, and other electromagnetic products. With over 50 years of experience, Hashimoto Denki is known for its high-quality products and excellent customer service.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Nov 3 2026

8 Patents

#111 in Aichi

#5,050 in Japan

Aichi, JP
Aichi, Japan

Hashimoto Denki Co., Ltd.

Forward Citations = 93

17 inventors:

goldMedal Sachio Maekawa (3 out of 3 patents)

silverMedal Tadashi Aizawa (3 out of 3 patents)

bronzeMedal Kiyoshi Nagasawa (2 out of 2 patents)

4.  Shigeki Takeda (1 out of 10 patents)

5.  Hirokazu Mizuno (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Hashimoto Denki Co., Ltd.. Retrieved from https://idiyas.com/company/hashimoto-denki-company

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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