Makoto Iwahara

This inventor holds 22 USPTO granted patents, primarily in Stereophonic Sound Systems. Top assignees: Victor Company of Japan, Limited, Dhs, Ltd., The University of Tokyo. Active years: 1977-2005.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Makoto Iwahara. Retrieved from https://idiyas.com/inventor/makoto-iwahara

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

USPTO Granted Patents = 22

% Patents Active = 95.5

Average Co-Inventor Count = 2.0

ph-index = 17

Forward Citations = 753(Granted Patents)

Location History:

Yokohama, JA (1977)
Sagamihara, JP (1979 - 1989)
Yokohama, JP (1978 - 2005)

Company Filing History:

20 out of 2,887

Victor Company of Japan, Limited

The University of Tokyo

patents

Years Active: 1977-2005

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Areas of Expertise:

Three-Dimensional Imaging

Body Cavity Observation

Image Scanning

Photoconductive Modulator

Directional Microphone

Phased-Array Pickup

Binaural Sound Reproduction

Audio Signal Translation

Frequency Band Filter

Stereophonic Systems

Quadraphonic Signals

Variable Directivity Microphone

22 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 6909552 - Three-dimensional image calculating method, three-dimensional image generating method and three-dimensional image display device (2005-06-21),

2. 6626828 - Body cavity-observing apparatus (2003-09-30),

3. 5140443 - Image scanning apparatus (1992-08-18),

4. 4831452 - Image pickup device having a photoconductive optical modulator element (1989-05-16),

5. 4739418 - Information signal recording disc recorded with stereoscopic television (1988-04-19),

6. 4703506 - Directional microphone apparatus (1987-10-27),

7. 4696043 - Microphone apparatus having a variable directivity pattern (1987-09-22),

8. 4672434 - Stereoscopic television system and apparatus with 4 to 1 interlace (1987-06-09),

9. 4628525 - M-S type stereophonic microphone (1986-12-09),

10. 4559642 - Phased-array sound pickup apparatus (1985-12-17),

11. 4521908 - Phased-array sound pickup apparatus having no unwanted response pattern (1985-06-04),

12. 4349698 - Audio signal translation with no delay elements (1982-09-14),

13. 4238744 - Frequency band dividing filter using delay-line filter (1980-12-09),

14. 4209665 - Audio signal translation for loudspeaker and headphone sound reproduction (1980-06-24),

15. 4199658 - Binaural sound reproduction system (1980-04-22),

Title: Profile of Inventor Makoto Iwahara

Introduction: Makoto Iwahara is a prominent inventor based in Sagamihara, Japan, known for his significant contributions to the field of three-dimensional imaging technologies. With a total of 22 patents to his name, Iwahara has made substantial advancements that enhance the quality and functionality of imaging systems.

Latest Patents: Iwahara's recent patents include groundbreaking inventions such as a three-dimensional image calculating method, a three-dimensional image generating method, and a three-dimensional image display device. The three-dimensional image display device is engineered to reproduce clear, deviation-free, and distortion-free three-dimensional images. This device comprises a lens array featuring a predetermined number of convex lenses arranged in a matrix, complemented by image display means for showcasing multiple two-dimensional images corresponding to the respective convex lenses. Iwahara's invention ensures that the same lens array used for generating two-dimensional images is also employed in the three-dimensional display device. Additionally, he has developed a body cavity-observing apparatus that includes an endoscope equipped with an imaging optical system and a movable prism. This innovative design enables the acquisition of diverse endoscopic images by moving the prism, thus facilitating a broader range of endoscopic imaging capabilities.

Career Highlights: Makoto Iwahara has had a distinguished career, marked by his tenure at notable organizations such as the Victor Company of Japan, Limited and the University of Tokyo. His work at these institutions has enabled him to further refine his skills in engineering and develop cutting-edge inventions that push the boundaries of current imaging technology.

Collaborations: Throughout his career, Iwahara has collaborated with esteemed colleagues including Atsushi Sakamoto and Toshinori Mori. These partnerships have fostered an environment of innovation and creativity, allowing for enhanced collaborative efforts in the development of new technologies.

Conclusion: Makoto Iwahara stands out as a significant figure in the realm of imaging technology innovation. His impressive portfolio of patents reflects his commitment to improving how three-dimensional images are calculated, generated, and displayed. With contributions from collaborative efforts with talented individuals and experience at reputable companies, Iwahara continues to pave the way for future advancements in this field.

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]