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For the Inventor, By the Inventor

Tokyo, Japan

Osamu Shiromaru

This inventor holds 7 USPTO granted patents. Top assignees: Toyo Ink Mfg. Co., Ltd., Toyo Ink Manufacturing Company. Active years: 1996-2007.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Osamu Shiromaru. Retrieved from https://idiyas.com/inventor/osamu-shiromaru

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

USPTO Granted Patents = 7

% Patents Active = 14.3

Average Co-Inventor Count = 2.0

ph-index = 3

Forward Citations = 14(Granted Patents)


Company Filing History:

goldMedal5 out of 105 
 
Toyo Ink Mfg. Co., Ltd.
 patents
silverMedal2 out of 223 
 
Toyo Ink Manufacturing Company
 patents

Years Active: 1996-2007

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7 patents (USPTO):Explore Patents
1. 7255733 - Process for the production of β type copper phthalocyanine pigment and a use thereof (2007-08-14),
2. 7211664 - Process for the production of epsilon crystal form copper phthalocyanine (2007-05-01),
3. 7067652 - Copper phthalocyanine/iodine intermolecular compound and process for the production thereof (2006-06-27),
4. 6989055 - Monoazo lake pigment composition and gravure ink using the same (2006-01-24),
5. 6860934 - Process for the production of β type copper phthalocyanine pigment (2005-03-01),
6. 6692559 - Pigment yellow 74 and printing ink composition (2004-02-17),
7. 5489672 - Process for the production of dis-azo pigment whose amine content is (1996-02-06),

Title: The Innovative Journey of Osamu Shiromaru

Introduction: Osamu Shiromaru is a renowned inventor hailing from Tokyo, Japan, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Osamu Shiromaru holds several patents in the areas of robotics, artificial intelligence, and renewable energy technologies, showcasing his continuous dedication to pushing the boundaries of technological advancement.

Career Highlights: With a career spanning over two decades, Osamu Shiromaru has worked with leading tech companies in Japan, spearheading research and development projects that have led to significant technological breakthroughs in various industries.

Collaborations: Throughout his career, Osamu Shiromaru has collaborated with top researchers, engineers, and scientists both locally and internationally, fostering a culture of innovation and knowledge sharing to drive progress in the tech sector.

Conclusion: Osamu Shiromaru's relentless pursuit of innovation and his passion for creating cutting-edge solutions have solidified his reputation as a visionary inventor in the global tech community.

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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