logo

For the Inventor, By the Inventor

Osaka, Japan

Ichiro Nakao

This inventor holds 17 USPTO granted patents. Top assignee: Matsushita Electric Industrial Co., Ltd.. Active years: 1988-2005.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Ichiro Nakao. Retrieved from https://idiyas.com/inventor/ichiro-nakao

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

USPTO Granted Patents = 17

% Patents Active = 100.0

Average Co-Inventor Count = 3.9

ph-index = 11

Forward Citations = 317(Granted Patents)


Location History:

  • Kadoma, JP (1988 - 2001)
  • Osaka, JP (1994 - 2002)
  • Amagasaki, JP (1998 - 2005)

Company Filing History:

goldMedal17 out of 27,375 
 
Matsushita Electric Industrial Co., Ltd.
 patents

Years Active: 1988-2005

Loading Chart...
17 patents (USPTO):Explore Patents
1. 6931153 - Handwritten character recognition apparatus (2005-08-16),
2. 6694056 - Character input apparatus/method and computer-readable storage medium (2004-02-17),
3. 6395598 - Semiconductor device and method for fabricating the same (2002-05-28),
4. 6313493 - Semiconductor device and method for fabricating the same, memory core chip and memory peripheral circuit chip (2001-11-06),
5. 6141443 - Character extraction apparatus, dictionary production apparatus, and (2000-10-31),
6. 6064585 - Semiconductor device and method for fabricating the same, memory core (2000-05-16),
7. 5999647 - Character extraction apparatus for extracting character data from a text (1999-12-07),
8. 5838603 - Semiconductor device and method for fabricating the same, memory core (1998-11-17),
9. 5818952 - Apparatus for assigning categories to words in a documents for databases (1998-10-06),
10. 5818782 - Data transmission circuit, data line driving circuit, amplifying (1998-10-06),
11. 5642323 - Semiconductor integrated circuit with a data transmission circuit (1997-06-24),
12. 5640345 - Semiconductor memory device and fabrication process (1997-06-17),
13. 5515334 - Data transmission circuit, data line driving circuit, amplifying (1996-05-07),
14. 5510639 - Non-volatile semiconductor memory having a ring-shaped floating gate (1996-04-23),
15. 5314848 - Method for manufacturing a semiconductor device using a heat treatment (1994-05-24),

Title: Ichiro Nakao: Innovator in Handwritten Character Recognition

Introduction

Ichiro Nakao is a prominent inventor based in Osaka, Japan. He has made significant contributions to the field of handwritten character recognition, holding a total of 17 patents. His innovative work has paved the way for advancements in how handwritten inputs are processed and recognized by electronic devices.

Latest Patents

Nakao's latest patents include a "Handwritten Character Recognition Apparatus" and a "Character Input Apparatus/Method and Computer-Readable Storage Medium." The handwritten character recognition apparatus features a character string input area that allows users to write multiple characters using a stylus. It includes a coordinate detection unit that extracts a coordinate string for each stroke, and an input completion judgment unit that determines when a handwritten character string is complete based on time differences between strokes. The character segmentation unit then segments the stroke string for each character, enabling accurate recognition of the handwritten input.

The character input apparatus is designed to recognize handwritten characters drawn consecutively in a single input frame. It utilizes a stroke matching unit to obtain stroke information and detect stroke candidates by comparing this information with a stroke dictionary. An interval-based character detecting unit further refines the recognition process by identifying character candidates from the detected stroke candidates.

Career Highlights

Ichiro Nakao is currently employed at Matsushita Electric Industrial Co., Ltd., where he continues to innovate in the field of character recognition technology. His work has been instrumental in enhancing the accuracy and efficiency of handwritten input systems.

Collaborations

Nakao has collaborated with notable colleagues, including Toshiki Mori and Tsutomu Fujita, contributing to the development of advanced technologies in their field.

Conclusion

Ichiro Nakao's contributions to handwritten character recognition have significantly impacted the way users interact with technology. His innovative patents and ongoing work at Matsushita Electric Industrial Co., Ltd. continue to shape the future of character recognition systems.

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]
Loading…