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For the Inventor, By the Inventor

Tokyo, Japan

Takashi Ishikura

This inventor holds 8 USPTO granted patents. Top assignees: Combi Corporation, Combi Co., Ltd.. Active years: 1988-1996.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takashi Ishikura. Retrieved from https://idiyas.com/inventor/takashi-ishikura

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

Calculating rank
USPTO Granted Patents = 8

% Patents Active = 100.0

Average Co-Inventor Count = 1.6

ph-index = 7

Forward Citations = 216(Granted Patents)


Company Filing History:

goldMedal6 out of 192 
 
Combi Corporation
 patents
silverMedal2 out of 169 
 
Combi Co., Ltd.
 patents

Years Active: 1988-1996

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8 patents (USPTO):Explore Patents
1. 5558405 - Protective frame for stroller (1996-09-24),
2. 5524503 - Remote operation mechanism for stroller (1996-06-11),
3. 5195770 - Reclining mechanism for baby carriage (1993-03-23),
4. 5191675 - Caster mechanism for carriage (1993-03-09),
5. D329832 - Baby stroller (1992-09-29),
6. 5123767 - Attaching mechanism for protective bar of baby carriage (1992-06-23),
7. 4828278 - Self-supporting/maintaining mechanism of baby carriage (1989-05-09),
8. 4763919 - Baby carriage serving as shopping cart (1988-08-16),

Title: Takashi Ishikura: Innovator in Stroller Technology

Introduction

Takashi Ishikura is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of stroller technology, holding a total of 8 patents. His innovative designs focus on enhancing safety and functionality for caregivers and children alike.

Latest Patents

Ishikura's latest patents include a protective frame for strollers and a remote operation mechanism for strollers. The protective frame features a seat portion, armrest poles, retaining bodies, rigid pole bodies, and a joint mechanism that allows for easy detachment. The remote operation mechanism is designed to ensure fail-safe operation, automatically locking the system to prevent unintended use. This mechanism includes a frame, an operation lever, a pulley, and various plates and springs that work together to provide a reliable user experience.

Career Highlights

Throughout his career, Takashi Ishikura has worked with notable companies such as Combi Corporation and Combi Co., Ltd. His experience in these organizations has allowed him to refine his skills and contribute to the development of innovative stroller designs.

Collaborations

Ishikura has collaborated with talented individuals in the industry, including Yuuichi Arai and Tatsuo Nakamata. These partnerships have fostered creativity and innovation in his projects.

Conclusion

Takashi Ishikura's work in stroller technology exemplifies his commitment to safety and innovation. His patents reflect a deep understanding of user needs and a desire to improve everyday products for families.

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]
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