Masami Shiraishi

This inventor holds 25 USPTO granted patents, primarily in Toy Design. Top assignees: Tomy Kogyo Co., Ltd., Combi Corporation. Active years: 1977-1994.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masami Shiraishi. Retrieved from https://idiyas.com/inventor/masami-shiraishi

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

USPTO Granted Patents = 25

% Patents Active = 100.0

Average Co-Inventor Count = 1.1

ph-index = 7

Forward Citations = 149(Granted Patents)

Location History:

Tokyo, JA (1977)
Tokyo, JP (1979 - 1994)

Company Filing History:

Years Active: 1977-1994

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Areas of Expertise:

Mole Punching Toy

Driving Toy

Pinball Toy

Word Processor Toy

Toy Vehicle

Toy Robot

Construction Toy Set

Painting Toy

Toy Locomotive

Toy Camera

Toy Cash Register

Simulative Toy Typewriter

25 patents (USPTO):Sort by Forward CitationsExplore Patents

1. D343656 - Mole punching toy (1994-01-25),

2. D343423 - Driving toy (1994-01-18),

3. D339833 - Word processor toy (1993-09-28),

4. D339827 - Pinball toy (1993-09-28),

5. D336936 - Toy vehicle (1993-06-29),

6. D335690 - Toy vehicle (1993-05-18),

7. D335510 - Toy vehicle (1993-05-11),

8. D332810 - Camera toy (1993-01-26),

9. D332121 - Television toy (1992-12-29),

10. D332120 - Tape recorder toy (1992-12-29),

11. D332119 - Clock toy (1992-12-29),

12. D332118 - Telephone toy (1992-12-29),

13. D293344 - Toy robot (1987-12-22),

14. 4631040 - Construction toy set (1986-12-23),

15. D282183 - Painting toy (1986-01-14),

Title: Innovations of Masami Shiraishi: A Pioneer in Toy Patents

Introduction

Masami Shiraishi, based in Tokyo, Japan, is a renowned inventor recognized for his significant contributions to the toy industry. With an impressive portfolio, he holds 25 patents that showcase his innovative spirit and dedication to creating engaging products for children.

Latest Patents

Among his latest creations are the Mole Punching Toy and a Driving Toy. These inventions not only highlight his creativity but also reflect his commitment to enhancing playtime through fun and interactive designs that stimulate children's imagination.

Career Highlights

Over the years, Shiraishi has made substantial impacts through his work at prominent companies such as Tomy Kogyo Co., Ltd. and Combi Corporation. His tenure at these renowned organizations allowed him to refine his skills and contribute to various successful products that have made a mark in the toy market.

Collaborations

One of Shiraishi’s notable collaborations has been with Takayuki Fujieda. Together, they have combined their talents to develop innovative toys that continue to delight children and parents alike, reinforcing the importance of teamwork in the realm of invention.

Conclusion

Masami Shiraishi's journey as an inventor is a testament to his creativity and passion for innovation in the toy industry. His numerous patents and collaborations have paved the way for unique and engaging inventions, securing his place as a respected figure in the field of toy design.

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]