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For the Inventor, By the Inventor

Fukuroi, Japan

Morito Morishima

This inventor holds 59 USPTO granted patents and 5 published patent applications and 7 EPO patents, primarily in Audio Signal Processing (CPC class A61M). Top assignees: Yamaha Corporation, Mitsubishi Kagaku Media Co., Ltd.. Active years: 1991-2020.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Morito Morishima. Retrieved from https://idiyas.com/inventor/morito-morishima

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

USPTO Granted Patents = 59 

% Patents Active = 23.7

 

Average Co-Inventor Count = 1.3

ph-index = 8

Forward Citations = 347(Granted Patents)

Forward Citations (Not Self Cited) = 334(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Shizuoka, JP (1997)
  • Fukori, JP (2008)
  • Shizuoka-ken, JP (2009 - 2010)
  • Hamamatsu, JP (1991 - 2011)
  • Fukuroi, JP (2005 - 2020)

Company Filing History:

goldMedal59 out of 5,501 
 
Yamaha Corporation
 patents
silverMedal2 out of 57 
 
Mitsubishi Kagaku Media Co., Ltd.
 patents
where one patent can have more than one assignee

Years Active: 1991-2020

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Areas of Expertise:
Audio Signal Generation
Sound Signal Control
Sleep Guidance Device
Ambient Noise Removal
Class D Amplifier
Optical Disc Recording
D/A Converter
Image Forming Methods
Pulse Width Modulation
Optical Information Medium
Signal Generating Apparatus
Optical Disk Drive
59 patents (USPTO):Explore Patents
1. 10857323 - Audio signal generation device, audio signal generation method, and computer-readable storage medium (2020-12-08),
2. 10831437 - Sound signal controlling apparatus, sound signal controlling method, and recording medium (2020-11-10),
3. 10413699 - Sleep guidance device and control method (2019-09-17),
4. 9978358 - Sound generator device and sound generation method (2018-05-22),
5. 9893685 - Driving apparatus (2018-02-13),
6. 9576192 - Method and apparatus for notifying motion (2017-02-21),
7. 8515090 - Ambient noise removal device (2013-08-20),
8. 8169260 - Amplifier circuit utilizing characteristic correction and smooth curvilinear correction (2012-05-01),
9. 8044719 - Class D amplifier circuit (2011-10-25),
10. 8018824 - Optical disc recording apparatus (2011-09-13),
11. 7933418 - Sound reproducing apparatus and method of identifying positions of speakers (2011-04-26),
12. 7920082 - D/A converter circuit and digital input class-D amplifier (2011-04-05),
13. 7859954 - Optical disk apparatus with approximate focus control of laser beam (2010-12-28),
14. 7816981 - Signal generating apparatus and class-D amplifying apparatus (2010-10-19),
15. 7795964 - Signal generating apparatus and class-D amplifying apparatus (2010-09-14),

As an AI assistant specialized in innovations, inventions, inventors, patent attorneys, assignees, and patents, I can help you with the article about inventor Morito Morishima.

Title:

Inventor Spotlight: Morito Morishima - Pioneering Innovations in Audio Signal Generation

Introduction:

Morito Morishima, a prolific inventor hailing from Fukuroi, Japan, has made significant contributions to the field of audio signal generation with a remarkable portfolio of 59 patents. His groundbreaking work continues to revolutionize the way we interact with sound technology.

Latest Patents:

Morito Morishima's latest patents showcase his ingenuity in the realm of audio signal generation. One of his recent inventions includes the Audio Signal Generation Device, which utilizes biological information to modulate sound transitions, ensuring a seamless and personalized auditory experience. Additionally, his Sound Signal Controlling Apparatus optimizes sound playback based on the user's sleep patterns, enhancing the quality of audio output in various environments.

Career Highlights:

Throughout his illustrious career, Morito Morishima has lent his inventive prowess to esteemed companies such as Yamaha Corporation and Mitsubishi Kagaku Media Co., Ltd. His collaborations with industry giants have led to the development of cutting-edge sound technologies that have redefined the audio landscape.

Collaborations:

Morito Morishima's innovative spirit is complemented by his collaborations with industry peers such as Akira Usui and Takehiko Kawahara. Together, they have spearheaded projects that push the boundaries of audio engineering, setting new standards for immersive sound experiences.

Conclusion:

In conclusion, Morito Morishima stands as a visionary inventor whose passion for audio signal generation has left an indelible mark on the industry. His dedication to innovation and commitment to excellence continue to drive advancements in sound technology, shaping the future of auditory experiences 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]
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