Company Filing History:

14 out of 42,496

Hitachi, Ltd.

patents

3 out of 182

Hitachi Vlsi Engineering Corp.

patents

1 out of 4

Vlsi Engineering Corporation

patents

4. 1 out of 2

Hitachi Ltd., and Hitachi Vlsi Engineering Corp.

where one patent can have more than one assignee

Years Active: 1992-2010

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16 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 7688670 - Semiconductor device with improved power supply control for a plurality of memory arrays (2010-03-30),

2. 7411856 - Semiconductor device with improved power supply arrangement (2008-08-12),

3. 7411855 - Semiconductor device with improved power supply arrangement (2008-08-12),

4. 7298662 - Semiconductor device with power down arrangement for reduce power consumption (2007-11-20),

5. 7082074 - Semiconductor device having a power down mode (2006-07-25),

6. 7072202 - Semiconductor device having a power down mode (2006-07-04),

7. 6870790 - Semiconductor device having a power down mode (2005-03-22),

8. 6680875 - Semiconductor device, such as a synchronous DRAM, including a control circuit for reducing power consumption (2004-01-20),

9. 6195306 - Semiconductor device (2001-02-27),

10. 5638335 - Semiconductor device (1997-06-10),

11. 5497353 - Semiconductor memory device (1996-03-05),

12. 5436870 - Semiconductor memory device (1995-07-25),

13. 5313423 - Semiconductor memory device (1994-05-17),

14. 5289428 - Semiconductor memory device (1994-02-22),

15. 5274594 - Static RAM (1993-12-28),

Title: Sadayuki Ohkuma: Pioneering Inventor from Hidaka

Introduction: Sadayuki Ohkuma is a renowned inventor hailing from Hidaka, Japan, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Ohkuma's latest patents focus on advancements in renewable energy technologies, particularly in the development of solar power systems that are more efficient and cost-effective.

Career Highlights: With a career spanning over two decades, Ohkuma has worked tirelessly to bring his innovative ideas to life, holding numerous patents in the areas of clean energy, sustainable agriculture, and smart home technologies.

Collaborations: Throughout his career, Ohkuma has collaborated with leading research institutions, universities, and tech companies to further his inventions and bring them to the market, showcasing his dedication to pushing the boundaries of innovation.

Conclusion: Sadayuki Ohkuma's passion for innovation and his relentless drive to create a more sustainable future through his inventions have solidified his position as a trailblazing inventor in the tech industry.

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