Hachioji, Japan

Haruhisa Ando

This inventor holds 20 USPTO granted patents, primarily in Solid-State Imaging. Top assignees: Hitachi, Ltd., Micron Technology Incorporated, Hitachi Denshi Kabushiki Kaisha. Active years: 1980-2009.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Haruhisa Ando. Retrieved from https://idiyas.com/inventor/haruhisa-ando

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

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 5.0

ph-index = 10

Forward Citations = 274(Granted Patents)


Location History:

  • Kokubunji, JP (1980 - 1981)
  • Hachioji, JP (1982 - 1986)
  • Nishitama, JP (1986 - 1987)
  • Tokyo, JP (1989 - 2009)

Company Filing History:


Years Active: 1980-2009

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Areas of Expertise:
Pixel Sensors
Gain Control Circuits
Dynamic Range Operations
Imaging Device
Charge Transfer
High Sensitivity
Vertical Smear Reduction
Scanning Pulses
Selective Readout
Clamping Circuit
Image Pick-Up Apparatus
20 patents (USPTO):Explore Patents

Title: Haruhisa Ando: Innovator in Pixel Sensor Technologies

Introduction:

Haruhisa Ando, a prolific inventor hailing from Hachioji, Japan, has made significant contributions to the field of pixel sensor technologies. With an impressive portfolio of 20 patents, Ando's innovative solutions have revolutionized the way pixel sensors operate.

Latest Patents:

One of Ando's latest patents showcases his expertise in linear-logarithmic pixel sensors and gain control circuits. By introducing a coupling capacitor between the gate and source terminals of the reset transistor, Ando has successfully enlarged the sub-threshold current coefficient, enhancing signal gain in the logarithmic region without affecting the linear region. Additionally, his work on wide dynamic range operations for imaging has paved the way for achieving superior performance in image sensor technology.

Career Highlights:

Ando's invaluable expertise has been honed through his tenure at esteemed companies such as Hitachi Co., Ltd and Micron Technology Incorporated. His experience in these organizations has undoubtedly shaped his innovative approach to pixel sensor design and functionality.

Collaborations:

Throughout his career, Ando has had the privilege of collaborating with industry experts such as Shinya Ohba and Iwao Takemoto. Together, they have furthered the boundaries of pixel sensor technologies, working towards enhancing the performance and capabilities of imaging systems.

Conclusion:

In conclusion, Haruhisa Ando stands out as a visionary inventor in the realm of pixel sensor technologies. His groundbreaking patents and collaborative efforts underscore his passion for innovation and commitment to pushing the boundaries of sensor technology. Ando's contributions continue to inspire future generations of inventors and pave the way for advancements in the field of imaging technology.

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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