Location History:
- Attleborough, MA (US) (1993)
- Attleboro, MA (US) (1989 - 2013)
Company Filing History:
11 out of 20 
1 out of 9 
1 out of 1 Years Active: 1989-2013
Title: Dwarika P Agarwal: Innovator in Environmentally Friendly Gold Alloys
Introduction
Dwarika P Agarwal is a notable inventor based in Attleboro, MA (US), recognized for his contributions to the field of gold alloy compositions. With a total of 14 patents, Agarwal has made significant strides in developing environmentally friendly materials for the jewelry industry.
Latest Patents
Agarwal's latest patents include innovative gold alloy compositions formed through environmentally friendly processes. These rose-colored and yellow-colored gold alloys are created from a gold-base alloy containing silver and copper. Traditional mining of these elements often poses environmental challenges. However, Agarwal's approach utilizes recycled elements and materials recovered from mines following specific guidelines. This method not only benefits the environment but also offers a competitive advantage by appealing to environmentally conscious consumers.
Another significant patent involves improved 14-karat and 18-karat rose-colored gold alloy compositions. The 14-karat composition consists of approximately 58.5% gold, 9.0-12.0% silver, 0.0-0.2% zinc, 0.3-0.4% cobalt, 0.0-0.02% iridium, and 29.0-33.0% copper. The 18-karat composition includes about 75.2% gold, 7.0% silver, 0.0-0.2% zinc, 0.3-0.4% cobalt, 0.0-0.02% iridium, and 17.0-17.5% copper. These compositions exhibit reversible hardness characteristics, allowing for selective changes between their annealed-hardness and age-hardness values.
Career Highlights
Throughout his career, Agarwal has worked with reputable companies, including Leach & Garner Company. His expertise in gold alloys has positioned him as a leader in the field, contributing to advancements that prioritize sustainability.
Collaborations
Agarwal has collaborated with notable individuals such as Grigory Raykhtsaum and Laura L Bourguignon, further enhancing his innovative work in gold alloy compositions.
Conclusion
Dwarika P Agarwal's contributions to environmentally friendly gold alloys reflect his commitment to innovation and sustainability in the jewelry industry. His patents not only advance material science but also promote eco