logo

For the Inventor, By the Inventor

Nagaokakyo, Japan

Masaharu Hayakawa

This inventor holds 12 USPTO granted patents, plus 1 CIPO patent. Top assignee: Mitsubishi Denki Kabushiki Kaisha. Active years: 1987-2000.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masaharu Hayakawa. Retrieved from https://idiyas.com/inventor/masaharu-hayakawa

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

Calculating rank
USPTO Granted Patents = 12

% Patents Active = 100.0


Average Co-Inventor Count = 1.9

ph-index = 5

Forward Citations = 60(Granted Patents)


Company Filing History:

goldMedal12 out of 21,351 
 
Mitsubishi Denki Kabushiki Kaisha
 patents

Years Active: 1987-2000

Loading Chart...
Loading Chart...
12 patents (USPTO):Explore Patents
1. 6046782 - Color image display apparatus using rotary color filters and field (2000-04-04),
2. 5887109 - Recording apparatus capable of selecting a CATV broadcast without (1999-03-23),
3. 5648825 - Phase inversion control pulse generating circuit (1997-07-15),
4. 5596348 - Input apparatus (1997-01-21),
5. 5574516 - Color image display device (1996-11-12),
6. 5481507 - Electronic timekeeping device reduced adjustment data storage requirement (1996-01-02),
7. 5065230 - Video signal processor for simultaneously reproducing a plurality of (1991-11-12),
8. 5032937 - Magnetic tape recording and/or reproducing apparatus having automatic (1991-07-16),
9. 4890169 - Magnetic tape recording and/or reproducing apparatus with slow motion (1989-12-26),
10. 4686584 - Video signal reproduction apparatus and method having noise reduction (1987-08-11),
11. 4644415 - Magnetic video recording and reproducing apparatus (1987-02-17),
12. 4638394 - Tape amount displaying apparatus (1987-01-20),

Title: Masaharu Hayakawa: Innovator in Color Display Technology

Introduction

Masaharu Hayakawa is a prominent inventor based in Nagaokakyo, Japan. He has made significant contributions to the field of display technology, holding a total of 12 patents. His work has focused on enhancing the quality and functionality of color image display systems.

Latest Patents

Hayakawa's latest patents include a color image display apparatus that utilizes rotary color filters. This innovative device features a coloring unit with multiple color filters positioned in front of a monochrome image display unit. As the coloring unit rotates, the color filters are sequentially aligned with the display face, allowing for the input and storage of video signals corresponding to each color filter. The stored signals are then selected and outputted to create a vibrant color image.

Another notable patent is a recording apparatus capable of selecting CATV broadcasts. This device includes a tuner that receives CATV signals and selects a TV signal for output. The recording apparatus can switch between the selected TV signal and an input from a decoder based on the presence of input signals. This functionality allows for versatile recording options, enhancing user experience.

Career Highlights

Masaharu Hayakawa is associated with Mitsubishi Electric Corporation, a leading company in the electronics industry. His work at Mitsubishi has allowed him to develop groundbreaking technologies that have impacted the way color images are displayed and recorded.

Collaborations

Hayakawa has collaborated with notable colleagues, including Akiko Maeno and Kiyotaka Yamamoto. Their combined expertise has contributed to the advancement of display technologies and the successful development of innovative products.

Conclusion

Masaharu Hayakawa's contributions to color display technology and recording apparatuses have established him as a key figure in the field. His innovative patents continue to influence the industry and enhance the way we experience visual media.

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…