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For the Inventor, By the Inventor

Colorado Springs, CO, United States of America

Douglas Blaine Butler

This inventor holds 27 USPTO granted patents, primarily in Integrated Circuit Technology. Top assignees: United Memories, Inc., Ramtron Corporation, Sony Corporation. Active years: 1985-2011.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Douglas Blaine Butler. Retrieved from https://idiyas.com/inventor/douglas-blaine-butler

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

USPTO Granted Patents = 27

% Patents Active = 88.9

Average Co-Inventor Count = 1.5

ph-index = 11

Forward Citations = 441(Granted Patents)


Location History:

  • Colorado, CO (US) (2009)
  • Colorado Springs, CO (US) (1985 - 2011)

Company Filing History:

goldMedal9 out of 67 
 
United Memories, Inc.
 patents
silverMedal6 out of 25 
 
Ramtron Corporation
 patents
bronzeMedal6 out of 58,147 
 
Sony Corporation
 patents
4. 4 out of 358 
 
Promos Technologies, Inc
 patents
5. 3 out of 67 
 
Nippon Steel Semiconductor Corporation
 patents
6. 2 out of 104 
 
Inmos Limited
 patents
7. 2 out of 6 
 
Nmb Semiconductor Company, Ltd.
 patents
8. 1 out of 443 
 
Mosel Vitelic Corporation
 patents
9. 1 out of 1 
 
Nmb Semiconductor Corporation
 patent
10. 1 out of 134 
 
Ramtron International Corporation
 patents
11. 4 out of 834,570 
Other
 patents
where one patent can have more than one assignee

Years Active: 1985-2011

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Areas of Expertise:
Dynamic Random Access Memory
High-Speed Input Buffer
Memory Architecture
Embedded DRAM
Charge Sharing Technique
Low Power Operation
Memory Array
Voltage Reference Circuit
Trench Capacitor
Ferroelectric Retention
Multi-Chip Memory
Self-Aligned Contacts
27 patents (USPTO):Explore Patents
1. 7916567 - Twin cell architecture for integrated circuit dynamic random access memory (DRAM) devices and those devices incorporating embedded DRAM (2011-03-29),
2. 7609570 - Switched capacitor charge sharing technique for integrated circuit devices enabling signal generation of disparate selected signal values (2009-10-27),
3. 7583110 - High-speed, low-power input buffer for integrated circuit devices (2009-09-01),
4. 7515494 - Refresh period adjustment technique for dynamic random access memories (DRAM) and integrated circuit devices incorporating embedded DRAM (2009-04-07),
5. 7506100 - Static random access memory (SRAM) compatible, high availability memory array and method employing synchronous dynamic random access memory (DRAM) in conjunction with a data cache and separate read and write registers and tag blocks (2009-03-17),
6. 7250795 - High-speed, low-power input buffer for integrated circuit devices (2007-07-31),
7. 7110306 - Dual access DRAM (2006-09-19),
8. 7099234 - Low power sleep mode operation technique for dynamic random access memory (DRAM) devices and integrated circuit devices incorporating embedded DRAM (2006-08-29),
9. 7002874 - Dual word line mode for DRAMs (2006-02-21),
10. 6912168 - Non-contiguous masked refresh for an integrated circuit memory (2005-06-28),
11. 6815941 - Bandgap reference circuit (2004-11-09),
12. 6518829 - Driver timing and circuit technique for a low noise charge pump circuit (2003-02-11),
13. 6392304 - Multi-chip memory apparatus and associated method (2002-05-21),
14. 6337278 - Technique for forming a borderless overlapping gate and diffusion contact structure in integrated circuit device processing (2002-01-08),
15. 6317007 - Delayed start oscillator circuit (2001-11-13),

Title: Douglas Blaine Butler: A Pioneer in Integrated Circuit Innovations

Introduction

Douglas Blaine Butler, a distinguished inventor based in Colorado Springs, CO, has made significant contributions to the field of integrated circuit technology. With an impressive portfolio of 27 patents, Butler's work has been pivotal in advancing memory device architectures and signal generation technologies.

Latest Patents

Among his latest inventions are notable patents that focus on enhancing dynamic random access memory (DRAM) devices. One such patent discloses a twin cell architecture for DRAM devices featuring an open bitline configuration. This innovative design provides considerable advantages over traditional designs, including improved power efficiency, enhanced radiation hardness, and increased speed, while eliminating the need for an intermediate supply voltage bitline precharge. Additionally, Butler has developed a patent for a switched capacitor charge sharing technique for integrated circuit devices. This technique facilitates efficient charge sharing and allows for the generation of precise signal levels, even when the circuits sharing the charge operate at different voltage levels.

Career Highlights

Throughout his career, Douglas Blaine Butler has held critical roles in major technology companies, including United Memories, Inc., and Ramtron Corporation. His expertise in the field of integrated circuits has positioned him as a valuable asset to each organization he has contributed to.

Collaborations

Collaboration has been a cornerstone of Butler's career, where he has worked alongside notable colleagues such as Michael C. Parris and Kim Carver Hardee. These partnerships have facilitated the exchange of innovative ideas and have further propelled advancements in integrated circuit technology.

Conclusion

Douglas Blaine Butler's contributions to the field of integrated circuits exemplify his commitment to innovation and excellence. With a solid foundation of patents and a track record of collaborative success, Butler continues to be a significant figure in the advancement of memory technology and integrated circuit design. His work stands as a testament to the impact of dedicated inventors in shaping the technology of the future.

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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