This inventor holds 47 USPTO granted patents and 3 published patent applications and 1 EPO patent, primarily in Floating Point Operations. Top assignees: Sun Microsystems, Inc., Imagination Technologies Limited, Oracle America, Inc.. Active years: 2003-2025.
Location History:
- Los Altos, CA (US) (2008 - 2012)
- San Jose, CA (US) (2011 - 2015)
- San Diego, CA (US) (2003 - 2023)
Company Filing History:
18 out of 7,642 
14 out of 1,425 
13 out of 1,928 
Years Active: 2003-2025
Areas of Expertise:
Title: Innovations of Leonard D Rarick in Precision Computing
Introduction
Leonard D Rarick is a renowned inventor based in San Jose, California, who holds an impressive 47 patents. His significant contributions to the field of precision computing have influenced various technologies used in modern processors.
Latest Patents
Among his latest inventions is the patent for a "Small multiplier after initial approximation for operations with increasing precision." This invention focuses on enhancing the efficiency of processors through iterative refinement approaches such as Newton-Raphson. The design emphasizes creating an initial approximation via circuitry that includes a LookUp Table (LUT), which aids in generating outputs with a specified number of bits of precision. A limited-precision multiplier takes this initial approximation and performs multiplications that are subsequently refined by a full precision multiplier circuit. This innovative approach streamlines processes such as division, where the output requires the calculation of the reciprocal of a divisor within defined clock cycles.
Career Highlights
Throughout his career, Leonard has made significant strides working with notable companies, including Sun Microsystems, Inc. and Imagination Technologies Limited. His experiences in these esteemed organizations have enabled him to refine his skills and contribute effectively to the advancement of their technologies.
Collaborations
Leonard has collaborated with talented professionals in the field, including Christopher Hans Olson and Gregory Frederick Grohoski. These partnerships have played a pivotal role in the innovation processes, leading to breakthroughs in computing technologies.
Conclusion
Leonard D Rarick’s impressive portfolio of inventions showcases his expertise and commitment to enhancing computational precision. His work continues to influence the industry, setting a benchmark for future innovations and impacting the design of advanced processors.