Kazumasa Takenaka

This inventor holds 21 USPTO granted patents, primarily in Telecommunication Devices. Top assignee: Matsushita Electric Industrial Co., Ltd.. Active years: 1977-2000.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kazumasa Takenaka. Retrieved from https://idiyas.com/inventor/kazumasa-takenaka

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

Calculating rank

USPTO Granted Patents = 21

% Patents Active = 100.0

Average Co-Inventor Count = 2.8

ph-index = 12

Forward Citations = 406(Granted Patents)

Location History:

Moriguchi, JA (1977)
Morigichi, JP (1978)
Moriguchi, JP (1979)
Katano, JP (1981 - 1983)
Osaka, JP (1984)
Sagamihara, JP (1990)
Kanagawa, JP (1985 - 2000)

Company Filing History:

21 out of 27,375

Matsushita Electric Industrial Co., Ltd.

patents

Years Active: 1977-2000

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Areas of Expertise:

Surveillance Camera

Telephone Set

Answering Machine

Electronic Translator

Clock Radio

Tape Recorder

Radio Receiver

Cassette Recorder

Speakerphone

Display Panel

Portable Radio

Combined Devices

21 patents (USPTO):Sort by Forward CitationsExplore Patents

1. D425535 - Surveillance camera (2000-05-23),

2. D425534 - Surveillance camera (2000-05-23),

3. D307426 - Telephone set (1990-04-24),

4. D303390 - Telephone set (1989-09-12),

5. D299228 - Integral telephone and answering set (1989-01-03),

6. D298936 - Telephone set with display panel and speakerphone (1988-12-13),

7. D297935 - Telephone (1988-10-04),

8. D285553 - Telephone set with automatic dialer and speaker phone (1986-09-09),

9. D284467 - Telephone answering machine (1986-07-01),

10. D279372 - Telephone answering machine with handset (1985-06-25),

11. D278144 - Combined tape recorder and radio receiver (1985-03-26),

12. D273380 - Combined radio and cassette tape recorder (1984-04-10),

13. D269442 - Electronic translator (1983-06-21),

14. D267717 - Clock radio (1983-01-25),

15. D266664 - Combined radio receiver and tape recorder (1982-10-26),

Title: Kazumasa Takenaka: Innovator in Surveillance Technology

Introduction

Kazumasa Takenaka, located in Kanagawa, Japan, is a prominent inventor with a remarkable portfolio of 21 patents. His expertise primarily lies in surveillance technology, contributing significantly to advancements in this field. Takenaka's work is characterized by innovation and practical applications that enhance security solutions.

Latest Patents

One of his latest patents is a cutting-edge surveillance camera, reflecting his dedication to improving technology in monitoring systems. This invention showcases his knack for identifying needs in security and developing solutions that address contemporary challenges.

Career Highlights

Kazumasa Takenaka has built a notable career at Matsushita Electric Industrial Co., Ltd. Through his tenure at this esteemed company, he has been able to leverage his skills to drive innovation and foster the development of groundbreaking products that resonate with consumer needs.

Collaborations

Throughout his career, Takenaka has collaborated with talented colleagues, including Fumiharu Ohta and Kikuo Ohta. These partnerships have been instrumental in enhancing the innovation process and encouraging a collective approach to tackling complex engineering challenges.

Conclusion

Kazumasa Takenaka stands out as an inventor dedicated to advancing surveillance technology through his extensive patent portfolio. His contributions to Matsushita Electric Industrial Co., Ltd. and collaborations with other brilliant minds illustrate the impact of teamwork and innovation in creating effective solutions for modern society. As surveillance technology continues to evolve, innovators like Takenaka will remain at the forefront, shaping the future of security.

Profile summary based on public USPTO records.

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]