Tadayuki Shimizu

This inventor holds 13 USPTO granted patents, primarily in Semiconductor Devices. Top assignees: Mitsubishi Denki Kabushiki Kaisha, Renesas Technology Corp.. Active years: 2001-2004.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tadayuki Shimizu. Retrieved from https://idiyas.com/inventor/tadayuki-shimizu

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

Calculating rank

USPTO Granted Patents = 13

% Patents Active = 61.5

Average Co-Inventor Count = 1.9

ph-index = 6

Forward Citations = 91(Granted Patents)

Location History:

Tokyo, JP (2001 - 2004)
Hyogo, JP (2001 - 2004)

Company Filing History:

10 out of 21,351

Mitsubishi Denki Kabushiki Kaisha

patents

3 out of 3,781

Renesas Technology Corp.

patents

Years Active: 2001-2004

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Areas of Expertise:

Output Buffer Circuit

Power On Reset Circuit

Semiconductor Memory Device

Integrated Circuit

Delay Circuit

Refresh Function

Current Drivability

Oscillation Frequency

Selectable Sense Amplifier

Mounting Area Reduction

External Pins Reduction

Replaceable Lead Members

13 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 6798236 - Output buffer circuit with power supply voltages different from a power supply voltage applied to an internal circuit (2004-09-28),

2. 6714047 - Semiconductor integrated circuit (2004-03-30),

3. 6710634 - Power on reset circuit (2004-03-23),

4. 6628559 - Semiconductor memory device having refreshing function (2003-09-30),

5. 6584013 - Semiconductor memory device having increased memory capacity while reducing mounting area and stand-by current (2003-06-24),

6. 6556485 - Output buffer capable of adjusting current drivability and semiconductor integrated circuit device having the same (2003-04-29),

7. 6556058 - Power on reset circuit (2003-04-29),

8. 6493279 - Semiconductor device capable of simple measurement of oscillation frequency (2002-12-10),

9. 6469552 - Power on reset circuit (2002-10-22),

10. 6416331 - IC socket and semiconductor device with replaceable lead members (2002-07-09),

11. 6335885 - Semiconductor device having a delay circuit for adjusting the timing of control signals (2002-01-01),

12. 6269462 - Selectable sense amplifier delay circuit and method (2001-07-31),

13. 6215704 - Semiconductor memory device allowing reduction in a number of external pins (2001-04-10),

Sure, I can assist you with that. Here is the article about inventor Tadayuki Shimizu:

**Title: The Innovative Works of Tadayuki Shimizu**

Introduction:

Tadayuki Shimizu, a prolific inventor hailing from Hyogo, Japan, has made significant contributions to the field of semiconductor integrated circuits, with an impressive portfolio of 13 patents to his name.

Latest Patents:

1. *Output buffer circuit with power supply voltages different from a power supply voltage applied to an internal circuit:* This patent describes a semiconductor integrated circuit that operates on different power supply voltages and includes an innovative switching circuit to control the power supply to the output circuit.

2. *Semiconductor integrated circuit:* This patent focuses on a semiconductor integrated circuit with input, internal, and output circuits, showcasing Shimizu's expertise in designing circuits that apply predetermined functions to signals.

Career Highlights:

Shimizu has garnered experience and expertise through his tenure at prominent companies such as Mitsubishi Electric Corporation and Renesas Technology Corp., where he honed his skills in semiconductor technology and circuit design.

Collaborations:

Throughout his career, Shimizu has had the privilege of collaborating with industry experts like Masaki Tsukude and Shigeki Ohbayashi, further enriching his knowledge and expertise in the field of semiconductor technology.

Conclusion:

In conclusion, Tadayuki Shimizu stands out as a visionary inventor in the realm of semiconductor integrated circuits, with a remarkable track record of patents, a rich career history at esteemed companies, and valuable collaborations that have shaped his innovative accomplishments.

If you need more information or assistance, feel free to ask!

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]