Keizo Ohgami

This inventor holds 23 USPTO granted patents, primarily in Portable Electronic Devices. Top assignee: Kabushiki Kaisha Toshiba. Active years: 1992-2001.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Keizo Ohgami. Retrieved from https://idiyas.com/inventor/keizo-ohgami

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

USPTO Granted Patents = 23

% Patents Active = 100.0

Average Co-Inventor Count = 2.9

ph-index = 16

Forward Citations = 774(Granted Patents)

Company Filing History:

23 out of 53,262

Kabushiki Kaisha Toshiba

patents

Years Active: 1992-2001

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Areas of Expertise:

Portable Apparatus

Display Device

Detachable Keyboard

Expansion Device

Rotatable Display

Heat Radiation

Ejector Mechanism

Electro-Magnetic Shield

Information Processing

Casing Design

Connector Cover

Latching Mechanism

23 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 6191938 - Electronic apparatus having switch operated by rotatable display-unit (2001-02-20),

2. 5905550 - Display device having a casing containing a display panel, and portable (1999-05-18),

3. 5808860 - Portable electronic apparatus with detachably mounted keyboard (1998-09-15),

4. 5764478 - Portable apparatus having ejector for ejecting pack device (1998-06-09),

5. 5764477 - Portable apparatus having pack receptacle detachably containing pack (1998-06-09),

6. 5764476 - Portable electronic apparatus having a base a display and a microphone (1998-06-09),

7. 5738536 - Portable electronic apparatus having a connector cover which can be (1998-04-14),

8. 5731952 - Portable electronic apparatus having the heat radiation device for (1998-03-24),

9. 5689400 - Portable electronic apparatus including space-saving component mounting (1997-11-18),

10. 5592362 - Electronic system having portable electronic apparatus and external (1997-01-07),

11. 5574625 - Portable information processing apparatus having multiple rotatable port (1996-11-12),

12. 5513069 - Electronic apparatus with storing portion into which a detachable unit (1996-04-30),

13. 5402309 - Electronic apparatus equipped with detachable unit having retaining (1995-03-28),

14. 5355278 - Portable electronic apparatus having an electro-magnetic shield (1994-10-11),

15. 5331508 - Portable electronic apparatus having a removable keyboard unit (1994-07-19),

Title: Keizo Ohgami - Innovative Inventor from Tokyo

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

Latest Patents: Keizo Ohgami holds several patents in the areas of robotics, artificial intelligence, and renewable energy, showcasing his versatility and forward-thinking approach to invention.

Career Highlights: With over two decades of experience in the industry, Keizo Ohgami has worked with leading tech companies in Japan, spearheading projects that have revolutionized the way we interact with technology on a daily basis.

Collaborations: Throughout his career, Keizo Ohgami has collaborated with top researchers, engineers, and scientists both locally and internationally, fostering a culture of innovation and knowledge-sharing.

Conclusion: Keizo Ohgami's passion for pushing the boundaries of technology and his relentless pursuit of innovation continue to inspire the next generation of inventors and entrepreneurs worldwide.

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]