Osaka, Japan

Teiichirou Sawa

This inventor holds 2 USPTO granted patents. Top assignees: Maeda Sangyo Co., Ltd., Taisei Kako Co., Ltd., Other. Active years: 2000-2002.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Teiichirou Sawa. Retrieved from https://idiyas.com/inventor/teiichirou-sawa

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


% Patents Active = 100.0

Average Co-Inventor Count = 3.0

ph-index = 1

Forward Citations = 36(Granted Patents)


Company Filing History:

goldMedal1 out of 1 
 
Maeda Sangyo Co., Ltd.
 patent
silverMedal1 out of 87 
 
Taisei Kako Co., Ltd.
 patents
bronzeMedal1 out of 834,453 
Other
 patents
where one patent can have more than one assignee

Years Active: 2000-2002

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2 patents (USPTO):Explore Patents

Title: Teiichirou Sawa: Innovator in Syringe Technology

Introduction

Teiichirou Sawa is a notable inventor based in Osaka, Japan. He has made significant contributions to the field of medical devices, particularly in syringe technology. With a total of 2 patents, Sawa's innovations are aimed at improving the efficiency and functionality of syringes.

Latest Patents

One of Sawa's latest patents is for a syringe and apparatus for manufacturing the same. This invention features a tubular barrel with an open proximal end and a distal end that includes a fluid expelling passage. A seal is strategically placed within the barrel chamber, allowing for fluid to be expelled through the fluid expelling passage by sliding the seal. The design includes at least two diametrically enlarged portions of the seal, which create a lubricant film at the interfaces with the inner wall of the barrel chamber. This innovative design enhances the performance of the syringe and provides a more efficient manufacturing process.

Career Highlights

Throughout his career, Teiichirou Sawa has worked with various companies, including Maeda Sangyo Co., Ltd. His experience in the industry has allowed him to develop practical solutions that address common challenges in medical device design.

Collaborations

Sawa has collaborated with notable individuals such as Hirotaka Nishida and Taiji Horita. These partnerships have contributed to the advancement of his inventions and the overall improvement of syringe technology.

Conclusion

Teiichirou Sawa's contributions to syringe technology demonstrate his commitment to innovation in the medical field. His patents reflect a deep understanding of the complexities involved in medical device design, and his work continues to influence the industry.

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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