Harold A. McMaster (1916–2003) was a prolific inventor and entrepreneur known for holding over 100 patents. He founded four companies and was recognized by Fortune Magazine as 'The Glass Genius'. McMaster contributed significantly to solar cell technology and created the 'McMaster Rotary Engine'. His inventive talents emerged early in life, leading to machine construction by age 12. A graduate of Ohio State with a master's in physics, he was the first research physicist for Libbey Owens Ford and obtained his first patent during WWII for a fighter pilot periscope.
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Sunsign, Tropical Zodiac
Zodiac Sign (Vedic)
Moonsign, Sidereal Zodiac
Age (Today)
Your next birthday is 359 days away.
Death Anniversary
Next death anniversary is 30 days away.
Death Date
Place of Birth
Time Zone - America/New_York (5:0 W)
Chinese Zodiac Sign
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Name Number (Pythagorean)
Meaning of the name - Harold
ruler of the army, army leader
Read Full Harold Name AnalysisJuly 20, 1916 Facts
Generation Group
Harold McMaster belongs to the GI Generation group.
Place of Birth: Deshler
Place of Death: Perrysburg
Educated At: Ohio State University | Defiance College
Occupation: physicist
Employers: Libbey Owens Ford Glass
Awards Received: National Inventors Hall of Fame
Astrology Analysis
Note: This birth chart is calculated using the date and place of birth, with the time set to noon (12:00 PM) local time. While this provides accurate planetary positions for most celestial bodies, the Ascendant (Rising Sign) and house cusps are not calculated since they require precise birth time. For a complete astrological analysis including houses and rising sign, please provide the exact birth time.Ephemeris for July 20, 1916
Note: Moon position is location and time sensitive.| Planet | Position (Tropical, Western) | Transits on July 20, 2026 | Secondary Progressions for July 20, 2026 |
|---|---|---|---|
| Sun | 27 Cancer 36 | 28 Cancer 0 | 14 Scorpio 58 |
| Moon | 12 Aries 13 | 19 Libra 28 | 18 Aries 42 |
| Mercury | 18 Cancer 43 | 16 Cancer 47 | 5 Scorpio 12 |
| Venus | 3 Cancer 39 | 12 Virgo 4 | 5 Libra 32 |
| Mars | 28 Virgo 30 | 15 Gemini 21 | 12 Sagittarius 3 |
| Jupiter | 3 Taurus 8 | 4 Leo 29 | 28 Aries 6 |
| Saturn | 21 Cancer 47 | 14 Aries 34 | 1 Leo 19 |
| Uranus | 18 Aquarius 29 | 4 Gemini 37 | 15 Aquarius 47 |
| Neptune | 2 Leo 13 | 4 Aries 21 | 4 Leo 54 |
| Pluto | 3 Cancer 26 | 4 Aquarius 26 | 4 Cancer 12 |
| Rahu | 29 Capricorn 3 | 1 Pisces 32 | 23 Capricorn 14 |
| Ketu | 29 Cancer 3 | 1 Virgo 32 | 23 Cancer 14 |
Chandra Kundali (Equal House, North Indian Diamond Chart)
