Harold Frederick Sandford

This inventor holds 13 USPTO granted patents, plus 2 CIPO patents and 2 EPO patents. Top assignees: Fresenius Medical Care Holdings, Inc., Shipley Company LLC. Active years: 1987-2017.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Harold Frederick Sandford. Retrieved from https://idiyas.com/inventor/harold-frederick-sandford

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

USPTO Granted Patents = 13

% Patents Active = 69.2

CIPO Patents = 2

EPO Patents = 2 (Patent Applications = 2)

Average Co-Inventor Count = 2.1

ph-index = 5

Forward Citations = 292(Granted Patents)

Location History:

Natick, MA (US) (1987)
Groton, MA (US) (1998 - 2015)
Waltham, MA (US) (2016 - 2017)

Company Filing History:

8 out of 672

Fresenius Medical Care Holdings, Inc.

Years Active: 1987-2017

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13 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 9821103 - Sorbent and chemical regeneration of dialysate (2017-11-21),

2. 9254355 - Sorbent and chemical regeneration of dialysate (2016-02-09),

3. 9078969 - Peritoneal dialysis system (2015-07-14),

4. 8889004 - Dialysis systems and methods (2014-11-18),

5. 8777892 - Portable peritoneal dialysis system (2014-07-15),

6. 8715221 - Wearable kidney (2014-05-06),

7. 8580112 - Dialysis systems and methods (2013-11-12),

8. 8012118 - Artificial kidney dialysis system (2011-09-06),

9. 6200479 - Phenolic resin purification (2001-03-13),

10. 6051358 - Photoresist with novel photoactive compound (2000-04-18),

11. 5945516 - Thermodynamically stable photoactive compound (1999-08-31),

12. 5821345 - Thermodynamically stable photoactive compound (1998-10-13),

13. 4636532 - Method for preparing polyglutarimide having a lower molecular weight and (1987-01-13),

Title: Harold Frederick Sandford: Innovator in Dialysis Solutions

Introduction

Harold Frederick Sandford is a notable inventor based in Groton, MA (US). He has made significant contributions to the field of dialysis through his innovative inventions. With a total of 13 patents, Sandford has focused on improving the efficiency and effectiveness of dialysis solutions.

Latest Patents

One of Sandford's latest patents is titled "Sorbent and Chemical Regeneration of Dialysate." This invention relates to systems and methods for the regeneration of spent dialysis solutions. It encompasses techniques for continuously regenerating spent dialysis solution during the dialysis process. The invention also includes the use of chemical and physical separators in conjunction with ion exchange cartridges and/or adsorption cartridges, enhancing the overall dialysis experience.

Career Highlights

Throughout his career, Sandford has worked with prominent companies in the medical field. He has been associated with Fresenius Medical Care Holdings, Inc. and Shipley Company LLC. His work in these organizations has allowed him to develop and refine his innovative ideas in dialysis technology.

Collaborations

Some of Sandford's notable coworkers include Benjamin J. Lipps and Norma J. Ofsthun. Their collaboration has contributed to the advancement of dialysis solutions and the overall improvement of patient care.

Conclusion

Harold Frederick Sandford's contributions to dialysis technology through his patents and collaborations have made a significant impact in the medical field. His innovative approaches continue to enhance the quality of life for patients undergoing dialysis treatment.

Profile summary based on public USPTO records.