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For the Inventor, By the Inventor

Yokohama, Japan

Takehiko Kagoshima

USPTO Granted Patents = 52 

Average Co-Inventor Count = 2.2

ph-index = 10

Forward Citations = 739(Granted Patents)

Forward Citations (Not Self Cited) = 718(Dec 10, 2025)


Location History:

  • Tokyo, JP (1999)
  • Tokyo-to, JP (2000 - 2001)
  • Hyogo-ken, JP (2001 - 2003)
  • Kawasaki, JP (2007)
  • Kanagawa-ken, JP (2012 - 2017)
  • Yokohama, JP (2001 - 2024)
  • Kanagawa, JP (2009 - 2024)
  • Yokohama Kanagawa, JP (2018 - 2024)

Company Filing History:

goldMedal52 out of 52,735 
 
Kabushiki Kaisha Toshiba
 patents

Years Active: 1999-2025

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Areas of Expertise:
Speech Recognition
Signal Processing
Acoustic Processing
Speech Synthesis
Voice Conversion
Neural Networks
Text-to-Speech
Prosody Editing
Dictionary Editing
Audio Watermarking
Speech Unit Waveforms
Utterance Style Estimation
52 patents (USPTO):Explore Patents
1. 12451125 - Speech recognition apparatus and method (2025-10-21),
2. 12118304 - Difference extraction device, method and program (2024-10-15),
3. 11995398 - Dictionary editing apparatus, dictionary editing method, and recording medium recording thereon dictionary editing program (2024-05-28),
4. 11978441 - Speech recognition apparatus, method and non-transitory computer-readable storage medium (2024-05-07),
5. 11908487 - Signal processing apparatus and non-transitory computer readable medium (2024-02-20),
6. 11453411 - Moving body operation support system (2022-09-27),
7. 11395061 - Signal processing apparatus and signal processing method (2022-07-19),
8. 11282505 - Acoustic signal processing with neural network using amplitude, phase, and frequency (2022-03-22),
9. 11062705 - Information processing apparatus, information processing method, and computer program product (2021-07-13),
10. 10951982 - Signal processing apparatus, signal processing method, and computer program product (2021-03-16),
11. 10950227 - Sound processing apparatus, speech recognition apparatus, sound processing method, speech recognition method, storage medium (2021-03-16),
12. 10579327 - Speech recognition device, speech recognition method and storage medium using recognition results to adjust volume level threshold (2020-03-03),
13. 10504523 - Voice processing device, voice processing method, and computer program product (2019-12-10),
14. 10152986 - Acoustic processing apparatus, acoustic processing method, and computer program product (2018-12-11),
15. 10109286 - Speech synthesizer, audio watermarking information detection apparatus, speech synthesizing method, audio watermarking information detection method, and computer program product (2018-10-23),

Title: Unveiling the Ingenious Mind of Inventor Takehiko Kagoshima

Introduction:

Meet the prolific inventor, Takehiko Kagoshima, hailing from Yokohama, Japan, whose innovative spirit and exceptional talent have led to the creation of groundbreaking technological solutions. With an impressive track record of 48 patents under his belt, Kagoshima's contributions to the field of signal processing and moving body operation support systems have been nothing short of remarkable.

Latest Patents:

1. Signal Processing Apparatus and Non-Transitory Computer Readable Medium: Kagoshima's signal processing apparatus features an acquisition unit and an application unit, designed to process detection signals from detector devices with N-fold symmetry, detecting signals from multiple sources. The application of a trained neural network to input vectors results in the generation of K output vectors, showcasing his expertise in advanced technology.

2. Moving Body Operation Support System: In this innovation, Kagoshima presents a system equipped with an acquirer, microphone, transceiver, and processor, tailored to support moving body operations. By analyzing moving body information and instruction data, the processor facilitates efficient communication between users and operators, revolutionizing the realm of transportation technology.

Career Highlights:

Kagoshima's professional journey is intertwined with the esteemed company Kabushiki Kaisha Toshiba, a leading organization in the tech industry known for its innovative solutions. Within this dynamic work environment, he has honed his skills and expertise, pushing the boundaries of what is possible in the realm of technology.

Collaborations:

Collaborating with talented individuals enhances the innovative process, and Kagoshima has had the privilege of working alongside esteemed colleagues such as Masahiro Morita and Masatsune Tamura. Together, they have contributed to the development of cutting-edge technologies, fostering a culture of creativity and collaboration.

Conclusion:

In conclusion, Takehiko Kagoshima stands as a beacon of innovation in the technological landscape, with his inventive spirit and dedication to excellence shining through in each of his patents. His relentless pursuit of innovation has not only transformed industries but has also paved the way for a future where technology plays a pivotal role in enhancing our daily lives.

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